MEASUREMENT

Circles
Working out the length of an arc of a circle in different situations

By the end of the lesson, the learner should be able to:

identify the circumference of a circle.
work out the circumference of a circle in real life situations
promote use of circles in real life situations.

- The learner is guided to:
discuss with others and find the circumference of different circular objects in the environment

How do we determine the circumference of a circle?How do we use sectors of a circle in real life situations?

Cut outs of sectors, papers, ruler
KLB Top Scholar Maths Grade 8 T.G Pg. 63-64
KLB Top Scholar Maths Grade 8 P.B Pg. 71-72
KLB Top Scholar Maths Grade 8 T.G Pg. 65
KLB Top Scholar Maths Grade 8 P.B Pg. 72-74

Written exercise Assessment rubrics Observation schedule Oral question

MEASUREMENT

Working out the length of an Arc of a circle in different situations

By the end of the lesson, the learner should be able to:

describe an arc
work out the length of an Arc of a circle in different situations
promote use of circles in real life situations.

- The learner is guided to:
use cut outs to relate arc length to the circumference of a circle, starting with semicircle, then quarter of a circle etc.
draw circles and work out the circumference of a circle, and arc length of a circle.

How do we determine the circumference of a circle?How do we use sectors of a circle in real life situations?

Cut outs of sectors, papers, ruler
KLB Top Scholar Maths Grade 8 T.G Pg. 66
KLB Top Scholar Maths Grade 8 P.B Pg. 72-74

Written exercise Assessment rubrics Observation schedule Oral question

MEASUREMENT

Calculating the perimeter of a sector of a circle in different situations

By the end of the lesson, the learner should be able to:

describe the perimeter of a sectors,
calculate the Perimeter of a sector of a circle in different situations
promote use of circles in real life situations.

- The learner is guided to:
use cut outs of sectors of circles from locally available materials and work out the perimeter of the sectors.
Discuss and make any object with the sector that can be used in real life situations.
use IT or other resources to explore use of sectors of circles in daily life

How do we determine the circumference of a circle?How do we use sectors of a circle in real life situations?

Cut outs of sectors, papers, ruler
KLB Top Scholar Maths Grade 8 T.G Pg. 66-67
KLB Top Scholar Maths Grade 8 P.B Pg. 74-76

Written exercise Assessment rubrics Observation schedule Oral question

MEASUREMENT
Measurements

Calculating the perimeter of a sector of a circle
Circles; Working out the circumference of a circle in real life situations

By the end of the lesson, the learner should be able to:

describe the perimeter of a sectors,
calculate the Perimeter of a sector of a circle in different situation
promote use of circles in real life situations.

- The learner is guided to:
use cut outs of sectors of circles from locally available materials and work out the perimeter of the sectors.
Discuss and make any object with the sector that can be used in real life situations.
use IT or other resources to explore use of sectors of circles in daily life

How do we determine the circumference of a circle?How do we use sectors of a circle in real life situations?

Cut outs of sectors, papers, ruler
KLB Top Scholar Maths Grade 8 T.G Pg. 67-68
KLB Top Scholar Maths Grade 8 P.B Pg. 74-76
KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 71-72
Ruler
Digital devices

Written exercise Assessment rubrics Observation schedule Oral question

Measurements

Working out the length of an arc of a circle in different situations

By the end of the lesson, the learner should be able to:

Draw a circle of radius 7cm on a piece of paper and mark its centre.
Cut it along its boundary.
Work out the length of an arc of a circle in different situations.
Enjoy working out the length of an arc of a circle in different situations

In groups or in pairs, learners are guided to draw a circle of radius 7cm on a piece of paper and mark its centre.
In groups or in pairs, learners are guided to cut it along its boundary.
In groups or in pairs, learners are guided to work out the length of an arc of a circle in different situations.

What is an arc?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 72-74
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Calculating the perimeter of a sector of a circle in different situations

By the end of the lesson, the learner should be able to:

Draw a circle of radius 3.5cm on a piece of paper.
Fold the circular cut-out into four equal parts and cut out one of the four parts.
Calculate the arc length of the sector cut off.
Enjoy calculating the perimeter of a sector of a circle in different situations.

In groups or in pairs, learners are guided to draw a circle of radius 3.5cm on a piece of paper.
In groups or in pairs, learners are guided to fold the circular cut-out into four equal parts and cut out one of the four parts.
In groups or in pairs, learners are guided to calculate the arc length of the sector cut off.

How do you calculate the perimeter of a sector of a circle in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 74-76
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Area; Calculating the Area of a Circle in Different Situations
Working out the area of a sector of a circle in different situations

By the end of the lesson, the learner should be able to:

Draw a circle of radius 3.5 cm on a graph paper.
Estimate its area by counting the 1 com squares enclosed by its boundary.
Multiply the radius of the circle by itself.
Appreciate the use of circles.

In groups or in pairs, learners are guided to draw a circle of radius 3.5 cm on a graph paper.
In groups or in pairs, learners are guided to estimate its area by counting the 1 com squares enclosed by its boundary.
In groups or in pairs, learners are guided to multiply the radius of the circle by itself.

How do you calculate the area of a circle of radius?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 77-78
Ruler
Digital devices
Learner's Book Grade 8 pg. 78-79

Oral questions Oral Report Observation Written exercise

Measurements

Working out the surface area of cubes in real life situations

By the end of the lesson, the learner should be able to:

State the formula of calculating surface area of cubes.
Identify the number of faces in a cuboid.
Work out the surface area of cubes in real life situations.
Enjoy working out the surface area of cubes in real life situations.

In groups or in pairs, learners are guided to state the formula of calculating surface area of cubes.
In groups or in pairs, learners are guided to identify the number of faces in a cuboid.
In groups or in pairs, learners are guided to work out the surface area of cubes in real life situations.

How do you work out the surface area of cubes in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 80-81
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Working out the surface area of cuboids in real life situations

By the end of the lesson, the learner should be able to:

State the formula of calculating surface area of cuboids.
Identify three pairs of faces with equal dimensions.
Work out the surface area of cuboids in real life situations.
Enjoy working out the surface area of cuboids in real life situations.

In groups or in pairs, learners are guided to state the formula of calculating surface area of cuboids.
In groups or in pairs, learners are guided to identify three pairs of faces with equal dimensions.
In groups or in pairs, learners are guided to work out the surface area of cuboids in real life situations.

How do you work out the surface area of cuboids in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 81-83
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Working out the surface area of cylinders in real life situations
Determining the surface area of triangular prisms in different situations.

By the end of the lesson, the learner should be able to:

State the formula of calculating surface area of cylinders.
Make a paper model of cylinder.
Work out the surface area of cylinders in real life situations.
Enjoy working out the surface area of cylinders in real life situations.

In groups or in pairs, learners are guided to state the formula of calculating surface area of cylinders.
In groups or in pairs, learners are guided to make a paper model of cylinder.
In groups or in pairs, learners are guided to work out the surface area of cylinders in real life situations.

How do you work out the surface area of cylinders in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 83-85
Ruler
Digital devices
Learner's Book Grade 8 pg. 85-87

Oral questions Oral Report Observation Written exercise

Measurements

Working out the area of irregular shapes using square grids in real life situations.

By the end of the lesson, the learner should be able to:

State the formula of calculating the area of irregular shapes using square grids.
Work out the area of irregular shapes using square grids in real life situations.
Enjoy working out the area of irregular shapes using square grids real life situations.

In groups or in pairs, learners are guided to state the formula of calculating the area of irregular shapes using square grids.
In groups or in pairs, learners are guided to work out the area of irregular shapes using square grids in real life situations.

How do you work out the area of irregular shapes using square grids in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 87-89
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Money; Identifying interest and principal in real life situations

By the end of the lesson, the learner should be able to:

Visit a financial institution in their neighbourhood.
Discuss how money is deposited and borrowed from a financial institution.
Have fun and enjoy the visit.

In groups or in pairs, learners are guided to visit a financial institution in their neighbourhood.
In groups or in pairs, learners are guided to discuss how money is deposited and borrowed from a financial institution.

How is money deposited?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 89-90
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Calculating simple interest in real life situations
Calculating compound interest step by step per annum up to three years in real life situations

By the end of the lesson, the learner should be able to:

Calculate compound interest step by step per annum up to three years in real life situations.
Calculate how much simple interest is earned as interest during that period.
Enjoy calculating simple interest in real life situations.

In groups or in pairs, learners are guided to calculate compound interest step by step per annum up to three years in real life situations.
In groups or in pairs, learners are guided to calculate how much simple interest is earned as interest during that period.

How do you calculate simple interest in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 90-92
Ruler
Digital devices
Learner's Book Grade 8 pg. 92-94

Oral questions Oral Report Observation Written exercise

Measurements

Working out Appreciation and Depreciation step by step per annum up to three years in different situations

By the end of the lesson, the learner should be able to:

List items found in their community whose value appreciate with time.
Identify items found in their community that depreciates in value with time.
Recognise items that are likely to give profits on investments.
Advocate the importance of appreciation.

In groups or in pairs, learners are guided to list items found in their community whose value appreciate with time.
In groups or in pairs, learners are guided to identify items found in their community that depreciates in value with time.
In groups or in pairs, learners are guided to recognise items that are likely to give profits on investments.

Which items are found in your locality that appreciates?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 94
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Working out appreciation

By the end of the lesson, the learner should be able to:

Explain the meaning of appreciation.
State the formula of calculating appreciation.
Work out appreciation.
Enjoy working out appreciation.

In groups or in pairs, learners are guided to explain the meaning of appreciation.
In groups or in pairs, learners are guided to state the formula of calculating appreciation.
In groups or in pairs, learners are guided to work out appreciation.

What is appreciation? How do you calculate appreciation?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 95-96
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Measurements

Working out depreciation
Working out hire purchase in real life situations

By the end of the lesson, the learner should be able to:

Explain the meaning of depreciation.
State the formula of calculating depreciation
Work out depreciation.
Enjoy working out depreciation

In groups or in pairs, learners are guided to explain the meaning of depreciation.
In groups or in pairs, learners are guided to state the formula of calculating depreciation
In groups or in pairs, learners are guided to work out depreciation.

What is depreciation? How do you calculate depreciation?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 96-97
Ruler
Digital devices
Learner's Book Grade 8 pg. 98-99

Oral questions Oral Report Observation Written exercise

Measurements

Digital time

By the end of the lesson, the learner should be able to:

Use the link: https://www.youtube.com/watch?v=w9jxqObvAo8
Watch the video clip on simple interest.
Have fun and enjoy watching the video.

In groups or in pairs, learners are guided to use the link: https://www.youtube.com/watch?v=w9jxqObvAo8
In groups or in pairs, learners are guided to watch the video clip on simple interest.

What is simple interest?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 99
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Geometrical Constructions

By the end of the lesson, the learner should be able to:

Define the term

In groups or in pairs, learners are guided to define the term

What is the meaning of parallel?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 100-102
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Construction of parallel lines using a set square and a rule
Perpendicular lines' Construction of a perpendicular line from a point to a given line

By the end of the lesson, the learner should be able to:

Draw line ST and point P above the line.
Construct parallel lines using a set square and a rule.
Enjoy constructing parallel lines using a set square and a rule.

In groups or in pairs, learners are guided to draw line ST and point P above the line.
In groups or in pairs, learners are guided to construct parallel lines using a set square and a rule.

How do you construct parallel lines using a set square and a rule?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 102-104
Ruler
Digital devices
Learner's Book Grade 8 pg. 105-106

Oral questions Oral Report Observation Written exercise

Geometry

Construction of a perpendicular line through a point on a given line

By the end of the lesson, the learner should be able to:

Define the term

In groups or in pairs, learners are guided to define the term

How do you construct a perpendicular line through a point on a given line?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 106-107
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Dividing a line proportionally in different situations

By the end of the lesson, the learner should be able to:

Draw line AB and AC of convenient length as shown on page 107
Divide a line proportionally in different situations.
Enjoy using a pair of compass.

In groups or in pairs, learners are guided to draw line AB and AC of convenient length as shown on page 107
In groups or in pairs, learners are guided to divide a line proportionally in different situations.

How do you divide a line proportionally in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 107-109
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Identifying angle properties of polygons in different situations
Construction of a regular polygon up to a hexagon in different situations

By the end of the lesson, the learner should be able to:

Identify angle properties of polygons in different situations
Discuss how to relate the sum of interior angles of a polygon to the number of sides.
Fill in the table on page 109 for regular polygons.
Appreciate properties of polygons in different situations.

In groups or in pairs, learners are guided to identify angle properties of polygons in different situations
In groups or in pairs, learners are guided to discuss how to relate the sum of interior angles of a polygon to the number of sides.
In groups or in pairs, learners are guided to fill in the table on page 109 for regular polygons.

How do you identify angle properties of polygon?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 109-112
Ruler
Digital devices
Learner's Book Grade 8 pg. 112

Oral questions Oral Report Observation Written exercise

Geometry

Regular quadrilateral

By the end of the lesson, the learner should be able to:

Draw line AB = 6 cm
On the same side of AB, construct two perpendicular lines at A and E
Using A as centre and radius 6 cm, mark point D on the perpendicular.
Enjoy constructing regular quadrilateral.

In groups or in pairs, learners are guided to draw line AB = 6 cm on the same side of AB, construct two perpendicular lines at A and E
In groups or in pairs, learners are guided to using A as centre and radius 6 cm, mark point D on the perpendicular.

How do you construct regular quadrilateral?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 113
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Regular pentagon

By the end of the lesson, the learner should be able to:

Define the term pentagon.
Draw a regular pentagon.
Construct a regular pentagon.
Enjoy constructing a regular pentagon.

In groups or in pairs, learners are guided to define the term pentagon.
In groups or in pairs, learners are guided to draw a regular pentagon.
In groups or in pairs, learners are guided to construct a regular pentagon.

How many sides does a pentagon have?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 113
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Regular hexagon
Construction of irregular polygons up to a hexagon in different situations

By the end of the lesson, the learner should be able to:

Explain the meaning of hexagon.
Draw a hexagon.
Find the size of each of the interior angles of the hexagon.
Enjoy constructing a regular hexagon in different situation.

In groups or in pairs, learners are guided to explain the meaning of hexagon.
In groups or in pairs, learners are guided to draw a hexagon.
In groups or in pairs, learners are guided to find the size of each of the interior angles of the hexagon.

How do you construct a regular hexagon?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 113-117
Ruler
Digital devices
Learner's Book Grade 8 pg. 117

Oral questions Oral Report Observation Written exercise

Geometry

Quadrilateral

By the end of the lesson, the learner should be able to:

Construct line PQ = 5 cm
Measure and draw angles 110 and 55 at P and Q respectively.
Construct an irregular quadrilateral.
Have fun and enjoy constructing irregular quadrilateral.

In groups or in pairs, learners are guided to construct line PQ = 5 cm
In groups or in pairs, learners are guided to measure and draw angles 110 and 55 at P and Q respectively.
In groups or in pairs, learners are guided to construct an irregular quadrilateral.

How do you construct an irregular quadrilateral?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 118
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Trapezium

By the end of the lesson, the learner should be able to:

Define the term trapezium.
Draw an irregular trapezium.
Construct an irregular trapezium.
Enjoy constructing an irregular trapezium.

In groups or in pairs, learners are guided to define the term trapezium.
In groups or in pairs, learners are guided to draw an irregular trapezium.
In groups or in pairs, learners are guided to construct an irregular trapezium.

How do construct an irregular trapezium?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 118-119
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Rhombus
Irregular pentagon

By the end of the lesson, the learner should be able to:

Define the term rhombus.
Draw a rhombus.
Construct a rhombus.
Enjoy constructing a rhombus.

In groups or in pairs, learners are guided to define the term rhombus.
In groups or in pairs, learners are guided to draw a rhombus.
In groups or in pairs, learners are guided to construct a rhombus.

How do you construct a rhombus?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 119-120
Ruler
Digital devices
Learner's Book Grade 8 pg. 120-122

Oral questions Oral Report Observation Written exercise

Geometry

Construction of circles passing through the vertices of a triangle in different situations.

By the end of the lesson, the learner should be able to:

Draw a triangle.
Construct the perpendicular bisectors of AB and AC to intersect at O
Construct circles passing through the vertices of a triangle.
Enjoy constructing circles passing through the vertices of a triangle.

In groups or in pairs, learners are guided to draw a triangle.
In groups or in pairs, learners are guided to construct the perpendicular bisectors of AB and AC to intersect at O
In groups or in pairs, learners are guided to construct circles passing through the vertices of a triangle.

How do you construct circles passing through the vertices of a triangle?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 122-124
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Construction of circles touching the sides of a triangle in different situations

By the end of the lesson, the learner should be able to:

Draw a triangle.
Construct the angle bisectors of angle PQR and angle QPR to meet at M
Construct circles touching the sides of a triangle.
Enjoy constructing circles touching the sides of a triangle.

In groups or in pairs, learners are guided to draw a triangle.
In groups or in pairs, learners are guided to construct the angle bisectors of angle PQR and angle QPR to meet at M
In groups or in pairs, learners are guided to construct circles touching the sides of a triangle.

How do you construct circles touching the sides of a triangle?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 125-127
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Coordinates and Graphs; Drawing and Labelling a Cartesian plane
Identifying Points on the Cartesian Plane in Different Situations

By the end of the lesson, the learner should be able to:

On a grid draw a horizontal line.
Draw a vertical intersecting the horizontal line at point O.
Appreciate the uses of graphs.

In groups or in pairs, learners are guided to on a grid draw a horizontal line.
In groups or in pairs, learners are guided to draw a vertical intersecting the horizontal line at point O.

What is a grid?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 128
Ruler
Digital devices
Learner's Book Grade 8 pg. 129-131

Oral questions Oral Report Observation Written exercise

Geometry

Plotting Points on the Cartesian Plane in Different Situations

By the end of the lesson, the learner should be able to:

Draw the graph in learner's book 8 page 131
Draw a Cartesian plane
Plot points on the Cartesian plane in different situations.
Enjoy plotting points on the Cartesian Plane in Different Situations.

In groups or in pairs, learners are guided to draw the graph in learner's book 8 page 131
In groups or in pairs, learners are guided to draw a Cartesian plane.
In groups or in pairs, learners are guided to plot points on the Cartesian plane in different situations.

How do you plot Points on the Cartesian Plane in Different Situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 131-132
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Generating Table of Values for Linear Equation in Different Situations.

By the end of the lesson, the learner should be able to:

Work out activity 4 in learner's book 8 page 133
Generate Table of Values for Linear Equation in Different Situations.
Enjoy generating table of values for linear equation in different Situations.

In groups or in pairs, learners are guided to work out activity 4 in learner's book 8 page 133
In groups or in pairs, learners are guided to generate Table of Values for Linear Equation in Different Situations.

How do you generate table of values for linear equation in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 133-134
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Determining an Appropriate Scale for a Linear Equation on Cartesian Plane in Different Situations
Drawing a Linear Graph from Table of Values on Cartesian Plane in different Situations

By the end of the lesson, the learner should be able to:

Use a suitable scale for a given point, find the corresponding values representing the given values.
Determining an appropriate scale for a linear equation on cartesian plane.
Appreciate the importance of using suitable scale.

In groups or in pairs, learners are guided to use a suitable scale for a given point, find the corresponding values representing the given values.
In groups or in pairs, learners are guided to determining an appropriate scale for a linear equation on cartesian plane.

How do you determine an appropriate scale for a linear equation on cartesian plane?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 134-136
Ruler
Digital devices
Learner's Book Grade 8 pg. 136-138

Oral questions Oral Report Observation Written exercise

Geometry

Solving Simultaneous Linear Equation Graphically in Different Situations

By the end of the lesson, the learner should be able to:

Use three values of x to make tables of values of x and y for the two linear equations.
Draw linear graphs for the two equations in the same Cartesian plane.
Solving simultaneous linear equation graphically.
Enjoy solving simultaneous linear equation graphical.

In groups or in pairs, learners are guided to use three values of x to make tables of values of x and y for the two linear equations.
In groups or in pairs, learners are guided to draw linear graphs for the two equations in the same Cartesian plane.
In groups or in pairs, learners are guided to Solving simultaneous linear equation graphically.

How do you solve simultaneous linear equation graphical?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 138-139
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Scale Drawing; Representing lengths to a given scale in different situations

By the end of the lesson, the learner should be able to:

Measure the length of sides of objects such as a pen, a pencil, a rubber, an exercise book, a desk and a table.
Record their measurement in a table as shown on page 143
Appreciate different types of lengths.

In groups, learners are guided to measure the length of sides of objects such as a pen, a pencil, a rubber, an exercise book, a desk and a table.
In groups, learners are guided to record their measurement in a table as shown on page 143

What is the length of your desk?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 143-144
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Converting actual length to scale length in real life situations
Converting scale length to actual length in real life situations

By the end of the lesson, the learner should be able to:

Use a ruler or tape measure to measure the length of the classroom.
Convert actual length to scale length in real life situations.
Record the results in a table.
Enjoy converting actual length to scale length in real life situations.

In groups, learners are guided to use a ruler or tape measure to measure the length of the classroom.
In groups, learners are guided to convert actual length to scale length in real life situations.
In groups, learners are guided to record the results in a table.

How do you convert actual length to scale length?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 145-146
Ruler
Digital devices
Learner's Book Grade 8 pg. 146-147

Oral questions Oral Report Observation Written exercise

Geometry

Interpreting linear scales in statements form in different situations

By the end of the lesson, the learner should be able to:

Identify situations when a scale can be interpreted.
Do activity 5 in learner's book 8 page 148
Interpret linear scales in statements form in different situations.
Enjoy interpreting linear scales in statements form in different situations.

In groups, learners are guided to identify situations when a scale can be interpreted.
In groups, learners are guided to do activity 5 in learner's book 8 page 148
In groups, learners are guided to interpret linear scales in statements form in different situations.

How do you interpreting linear scales in statements form in different situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 148-149
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Writing Linear scale in Statement form in different situations

By the end of the lesson, the learner should be able to:

Explain the meaning of linear scale in statement form.
Write linear scale in Statement form in different situations.
Enjoy writing linear scale in Statement form in different situation.

In groups, learners are guided to explain the meaning of linear scale in statement form.
In groups, learners are guided to write linear scale in Statement form in different situations.

How do you write linear scale in Statement form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 149-151
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Interpreting linear scales in ratio form in different situations
Writing linear scales in ratio form in different situations.

By the end of the lesson, the learner should be able to:

Draw the table in learner's book 8 page 151
Interpret linear scales in ratio form.
Enjoy interpreting linear scales in ratio form.

In groups, learners are guided to draw the table in learner's book 8 page 151
In groups, learners are guided to interpret linear scales in ratio form.

How do you interpret linear scales in ratio form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 151-152
Ruler
Digital devices
Learner's Book Grade 8 pg. 152-153

Oral questions Oral Report Observation Written exercise

Geometry

Converting linear scale from statement form to ratio form in different situations

By the end of the lesson, the learner should be able to:

Consider the scale 1 cm represents 4m and convert 4 m to centimetres.
Convert linear scale from statement form to ratio form.
Enjoy converting linear scale from statement form to ratio form in different situations.

In groups or in pairs, learners are guided to consider the scale 1 cm represents 4m and convert 4 m to centimetres.
In groups, learners are guided to express the scale in ratio form.
In groups, learners are guided to convert linear scale from statement form to ratio form.

How do you convert linear scale from statement form to ratio form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 153-154
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Converting linear scale from ratio from to statement form in different situations

By the end of the lesson, the learner should be able to:

Consider the scale 1:800 000 on a map.
Converting linear scale from ratio from to statement form.
Enjoy converting linear scale from ratio from to statement form in different situations.

In groups, learners are guided to consider the scale 1:800 000 on a map.
In groups, learners are guided to converting linear scale from ratio from to statement form.

How do you convert linear scale from ratio from to statement form?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 154-155
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Geometry

Making scale drawing in different situations
Digital time

By the end of the lesson, the learner should be able to:

Making scale drawing in different situations.
Recognize the use of scale drawing in maps.
Applying scale drawing in real life situations.

In groups, learners are guided to making scale drawing in different situations.
In groups, learners are guided to recognize the use of scale drawing in maps.

How do you use scale drawing in real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 155-157
Ruler
Digital devices
Learner's Book Grade 8 pg. 157

Oral questions Oral Report Observation Written exercise

Common solids

Identification of common solids from the environment

By the end of the lesson, the learner should be able to:

Collect solids of different shapes from your environment.
Group them according to their shapes.
Appreciate different types of solids of different shapes.

In groups, learners are guided to collect solids of different shapes from your environment.
In groups, learners are guided to group them according to their shapes
In groups, learners are guided to identify each case count the number of faces, edges and vertices a solid has.

What is a solid? Which are the common solids found in your environment?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 158-159
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Common solids

Nets of Common Solids in Different Situations

By the end of the lesson, the learner should be able to:

Use a box with an open top, cut the box along the edges AG, BF, CE and DH
Sketch the shape of the spread faces of the box
Appreciate different faces of a box.

In groups, learners are guided to use a box with an open top, cut the box along the edges AG, BF, CE and DH
In groups, learners are guided to spread out the faces of the box
In groups, learners are guided to sketch the shape of the spread faces of the box.

How many faces does square box have?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 159-160
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Common solids

Draw a rectangular based pyramid
Working out Surface Area of Solids from nets of solids in different situations

By the end of the lesson, the learner should be able to:

Cut along slating edges VA, VB, VC, and VD
Draw the resulting net accurately showing the measurements.
Have fun and enjoy drawing the net of cube and pyramid.

In groups, learners are guided to cut along slating edges VA, VB, VC, and VD
In groups, learners are guided to draw the resulting net accurately showing the measurements.

What is the formula of working out circumference?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 160-165
Ruler
Digital devices
Learner's Book Grade 8 pg. 166

Oral questions Oral Report Observation Written exercise

Common solids

Working out Surface Area of Solids from nets of solids in different situations

By the end of the lesson, the learner should be able to:

Explain the meaning of surface area of a cuboid.
Calculate the surface area of a pyramid.
Appreciate the surface area of a pyramid.

In groups, learners are guided to explain the meaning of surface area of a cuboid.
In groups, learners are guided to write the formula of working out the surface area of a pyramid.
In groups, learners are guided to calculate the surface area of a pyramid.

What is the surface area of a cuboid?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 166-171
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Common solids

Determining the Distance between two points on the surface of a solid in different situations

By the end of the lesson, the learner should be able to:

Draw accurately a net of the prism showing the path of the string.
Determine the total length of the strength.
Appreciate determining the distance two points on the surface of a solid in different situations.

In groups, learners are guided to draw accurately a net of the prism showing the path of the string.
On the net, learners to show the path of the string and find the lengths of DM, MB, and BE
In groups, learners are guided to determine the total length of the strength.

How can you determine the distance between two points on the surface of a solid?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 171-174
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Common solids

Making models of Hollow and compact solids

By the end of the lesson, the learner should be able to:

On a manilla paper, draw the net accurately.
Fold the net along the dotted lines.
Hold the edges using a cello tale.
Have fun and enjoy making models.

On a manilla paper, learners to draw the net accurately in learner's book 8 page 175
In groups, learners are guided to fold the net along the dotted lines and hold the edges using a cello tale.

How do you make a skeleton model of a cube of side 8.5cm?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 175
Ruler
Digital devices
Learner's Book Grade 8 pg. 176

Oral questions Oral Report Observation Written exercise

Common solids

Making models of Hollow and compact solids

By the end of the lesson, the learner should be able to:

Use wires or straws to make a skeleton model of a cuboid.
Measure its length and width.
Have fun and enjoy modelling.

In groups, learners are guided to use wires or straws to make a skeleton model of a cuboid.
In groups, learners are guided to measure its length and width.
In groups, learners are guided to use a tray of matchbox and mud prepared from clay soil or plasticine, make a model of a compact solid in the shape of a cuboid.

How do you make a skeleton model of a pyramid on a square base of side 4.5cm and slant height 6 cm?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 177
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Common solids

Digital time

By the end of the lesson, the learner should be able to:

Open the link: https://www.youtube.com/watch?=_3iHKEbHTeQ&t=19s
Watch the video clip on nets of Common solids.
Appreciate the use of digital devices.

As a class, learners are guided to open the link: https://www.youtube.com/watch?=_3iHKEbHTeQ&t=19s
As a class, learners are guided to watch the video clip on nets of Common solids.
As a class, learners are guided to write short points about the video.

What have you learnt about nets of Common Solids?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 177
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Data presentation and Interpretation
Interpreting bar graphs of data from real life situations.

By the end of the lesson, the learner should be able to:

Explain the meaning of bar graph.
Fill in the table in learner's book 8
Have a desire to learn more about data handling and probability.

In groups, learners are guided to explain the meaning of bar graph.
In groups, learners are guided to fill in the table in learner's book 8.
In groups, learners are guided to choose a suitable scale and represent the data on a bar graph.

What is a bar graph?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 178-180
Ruler
Digital devices
Learner's Book Grade 8 pg. 180-184

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Drawing line graphs of given data from real life situations.

By the end of the lesson, the learner should be able to:

Draw the table that shows temperature recorded at different times of the day in learner's book 8
Represent the information on a line graph.
Enjoy drawing line graphs of given data from life situations.

In groups, learners are guided to draw the table that shows temperature recorded at different times of the day in learner's book 8
In groups, learners are guided to represent the information on a line graph.
In groups, learners are guided to share and discuss with other groups.

How do you represent an information on a line graph?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 184-186
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Interpreting line graphs of data from real life situations.

By the end of the lesson, the learner should be able to:

Consider the graph showing the distance covered by a car travelling from town A to town D through B and C
Find the time the car left town A
Appreciate interpreting line graphs of data from real life situations.

In groups, learners are guided to consider the graph showing the distance covered by a car travelling from town A to town D through B and C
In groups, learners are guided to find the time the car left town A
In groups, learners are guided to find how far the car was at 1:00 p.m. from town A

How do you interpret line graphs of data from real life situations?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 187-191
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Identifying the mode of a set of discrete data from real life situations
Calculating the mean of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:

Write the numbers shown in learner's book 8
Count the number of times each of the digits is appearing in the list.
Appreciate the mode of a set of discrete data from real life situations.

In groups, learners are guided to write the numbers shown in learner's book 8 page 191
In groups, learners are guided to identify the numbers in the list without repeating any number.
In groups, learners are guided to count the number of times each of the digits is appearing in the list.

How do you identify the mode of a set of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 191-192
Ruler
Digital devices
Learner's Book Grade 8 pg. 193-194

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Determining the median of a set of discrete data from real life situations

By the end of the lesson, the learner should be able to:

Identify the formula of working out the median.
Arrange the ages of your classmates in ascending order.
Enjoy calculating the median of a set of discrete data.

In groups, learners are guided to identify the formula of working out the median.
In groups, learners are guided to arrange the ages of your classmates in ascending order.
In groups, learners to discuss and share with other groups.

How do you work out the median of a set of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 194-196
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital device

By the end of the lesson, the learner should be able to:

Open the link: https://youtube.be/IldxOU-v3sM
Watch the video clip on calculating mean of discrete data
Appreciate the use of digital devices.

As a class, learners are guided to open the link: https://youtube.be/IldxOU-v3sM
As a class, learners are guided to watch the video clip on calculating mean of discrete data.
As a class, learners are guided to write short points about the video.

What have you learnt about mean and median of discrete data?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 196
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Probability; Identifying events involving chance in real life situations
Performing chance experiments in different situations

By the end of the lesson, the learner should be able to:

Identify events involving chance in real life situations.
Classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
Appreciate the events involving chance in real life situations.

In groups, learners are guided to identify events involving chance in real life situations.
In groups, learners are guided to classify the events in learner's book 8 as likely, unlikely, must happen and cannot happen.
In groups, learners to discuss and compare with other groups.

How do you identify events as likely, unlikely, must happen and cannot happen?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 197
Ruler
Digital devices
Learner's Book Grade 8 pg. 198-199

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Writing experimental probability outcomes in different situations

By the end of the lesson, the learner should be able to:

Toss a fair dice ten times.
List down all the outcomes obtained from the trials
Appreciate writing experimental probability outcomes in different situations.

In groups, learners are guided to toss a fair dice ten times.
In groups, learners are guided to list down all the outcomes obtained from the trials.
In groups, learners are guided to using the outcomes obtained, fill in the table in learner's book 8 page 199

Which are some examples of chance experiments?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 199-200
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Expressing probability outcomes in fractions in different situations

By the end of the lesson, the learner should be able to:

Define the term probability.
Flip a coin ten times and write down all the outcomes as they occur.
Appreciate the importance of probability.

In groups, learners are guided to define the term probability.
In groups, learners are guided to flip a coin ten times and write down all the outcomes as they occur.
In groups, learners are guided to use all the outcomes obtained, fill in the table in learner's book 8 page 200

What is probability?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 200-202
Ruler
Digital devices

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Expressing probability outcomes in decimals or percentages in different situations
Digital devices

By the end of the lesson, the learner should be able to:

Use paper cut-outs marked letters A to E.
Shuffle the paper cut-outs and draw one cut-out, note the letter and return the cut-out.
Appreciate expressing probability outcomes in decimals or percentages in different situations.

In groups, learners are guided to use paper cut-outs marked letters A to E.
In groups, learners are guided to shuffle the paper cut-outs and draw one cut-out, note the letter and return the cut-out.
In groups, learners are guided to list all the outcomes and fill in the table in learner's book 8 page 203

How do you express probability outcomes in decimals or percentages?

KLB; Top Scholar: Mathematics
Learner's Book Grade 8 pg. 203-204
Ruler
Digital devices
Learner's Book Grade 8 pg. 204

Oral questions Oral Report Observation Written exercise

Data Handling and Probability

Digital devices

By the end of the lesson, the learner should be able to:

By
the end of the lesson, the learner should be able to:

Open the link: https://www.youtube.com/watch?v=ny-cgmyNoWE
Watch the video clip on probability.
Appreciate the use of digital devices.

In
groups, learners are guided to open the link:
https://www.youtube.com/watch?v=ny-cgmyNoWE

In groups, learners are guided to watch the video clip on
probability.

In groups, learners are guided to write short points about the video.

What have you learnt about probability?

KLB;
Top Scholar: Mathematics
Learner's Book Grade 8 pg. 204

Ruler
Digital devices

Oral questions Oral Report Observation Written exercise