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Mathematics
Form 2 2025
TERM II
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WK LSN TOPIC SUB-TOPIC OBJECTIVES T/L ACTIVITIES T/L AIDS REFERENCE REMARKS
2 1
Rotation
Introduction
By the end of the lesson, the learner should be able to:

Draw an image of an object under rotation
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 71-73  Discovering secondary pg 44
2 2
Rotation
Centre of rotation
Angle of rotation
By the end of the lesson, the learner should be able to:

Determine the center of rotation
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 73   Discovering secondary pg  46
2 3
Rotation
Rotation in the Cartesian plane
By the end of the lesson, the learner should be able to:

Rotate objects about the origin
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 75   Discovering secondary pg 47
2 4
Rotation
Rotation in the Cartesian plane
Rotational symmetry of plane figures
By the end of the lesson, the learner should be able to:
Rotate objects about the +180
Defining
Discussions
Solving problem
Explaining
Sets
Books
Videos
Charts
Apparatus
KLB Mathematics
Book Two
Pg 77   Discovering secondary pg 47
2 5
Rotation
Similarity and enlargement
Rotational symmetry of solids
Rotation and congruence
Similar figures
By the end of the lesson, the learner should be able to:

Determine the lines of symmetry of solids
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 82-84  Discovering secondary pg  50
2 6
Similarity and enlargement
Similar figures
Enlargement
By the end of the lesson, the learner should be able to:

Use ratio to calculate the lengths of similar figures
Defining
Discussions
Solving problem
Explaining
Sets
Books
Videos
Charts
Apparatus
KLB Mathematics
Book Two
Pg 88-90    Discovering secondary pg 56
3 1
Similarity and enlargement
Enlarge objects
Linear scale factor
By the end of the lesson, the learner should be able to:

Draw the object and its image under enlargement
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 97-99  Discovering secondary pg 53
3 2
Similarity and enlargement
Linear scale factor
Negative scale factor
By the end of the lesson, the learner should be able to:

Use the linear scale factor to find lengths
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 100-101   Discovering secondary pg 56
3 3
Similarity and enlargement
Positive and negative linear scale factor
Area scale factor
Area of scale factor
By the end of the lesson, the learner should be able to:

Solve problems on linear scale factor
Defining
Discussions
Solving problem
Explaining
Sets
Books
Videos
Charts
Apparatus
KLB Mathematics
Book Two
Pg 105-106  Discovering secondary pg  60
3 4
Similarity and enlargement
Volume scale factor
By the end of the lesson, the learner should be able to:

Determine the volume scale factor
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
KLB Mathematics
Book Two
Pg 109-110  Discovering secondary pg 64
3 5
Similarity and enlargement
Trigonometry 
Area and volume scale factor
Pythagoras Theorem
By the end of the lesson, the learner should be able to:

Solve problems on area and volume scale factor
Defining
Discussions
Solving problem
Explaining
Apparatus
Books
Videos
Charts
Chalkboard Charts Illustrating derived theorem
KLB Mathematics
Book Two
Pg 111-112  Discovering secondary pg 64
3 6
Trigonometry 
Solutions of problems Using Pythagoras Theorem
Application to real life Situation
Trigonometry Tangent, sine and cosines
By the end of the lesson, the learner should be able to:
Solve problems using Pythagoras Theorem
Solving problems using Pythagoras theorem
Charts illustrating Pythagoras theorem
Mathematical table
Charts illustrating tangent, sine and cosine
KLB BK2 Pg 121   Discovering secondary pg 67
4 1
Trigonometry 
Trigonometric Table
Angles and sides of a right angled triangle
By the end of the lesson, the learner should be able to:
Use trigonometric tables to find the sine, cosine and tangent
Reading trigonometric tables of sines, cosines and tangent
Mathematical table
Mathematical table Charts Chalkboard
KLB BK2 Pg 127, 138, 139   Discovering secondary pg 71
4 2
Trigonometry 
Establishing Relationship of sine and cosine of complimentary angles
Sines and cosines of Complimentary angles
By the end of the lesson, the learner should be able to:
Establish the relationship of sine and cosine of complimentary angles
Using established relationship to solve problems
Chalkboards
Chalkboard Charts illustrating the relationship of sines and cosines of complimentary angles
KLB BK2 Pg 145
4 3
Trigonometry 
Relationship between tangent, sine and cosine
Trigonometric ratios of special angles 30, 45, 60 and 90
By the end of the lesson, the learner should be able to:
Relate the three trigonometric ratios, the sine, cosine and tangent
Relating the three trigonometric ratios
Charts showing the three related trigonometric ratio
Charts showing isosceles right angled triangle Charts illustrating Equilateral triangle
KLB BK2 Pg 145
4 4
Trigonometry 
Application of Trigonometric ratios in solving problems
Logarithms of Sines
Logarithms of cosines And tangents
By the end of the lesson, the learner should be able to:
Solve trigonometric problems without using tables
Solving trigonometric problems of special angles
Chalkboard
Chalkboard Mathematical tables
Chalkboard Mathematical table
KLB BK2 Pg 148
4 5
Trigonometry 
Reading tables of logarithms of sines, cosines and tangents
Application of trigonometry to real life situations
By the end of the lesson, the learner should be able to:
Read the logarithms of sines, cosines and tangents from tables
Solving problems through reading the table of logarithm of sines, cosines and tangents
Chalkboard Mathematical table
Mathematical table
KLB BK2 Pg 149-152
4 6
Trigonometry 
Area of a triangle Area of a triangle given the base and height (A = ? bh)
Area of a triangle using the formula (A = ? absin?)
By the end of the lesson, the learner should be able to:
Calculate the are of a triangle given the base and height
Calculating the area of a triangle given the base and height
Chart illustrating worked problem Chalkboard
Charts illustrating a triangle with two sides and an included angle Charts showing derived formula
KLB BK2 Pg 155
5 1
Trigonometry 
Area of a triangle using the formula A = ?s(s-a)(s-b)(s-c)
Area of Quadrilateral and Polygons Area of a square, rectangle, rhombus, parallelogram and trapezium
By the end of the lesson, the learner should be able to:
Solve problems on the area of a triangle Given three sizes using the formula A = ?s(s-a)(s-b)(s-c)
Solving problems on the area of triangle given three sides of a triangle
Charts illustrating a triangle with three sides Charts illustrating a worked example i.e. mathematical table
Charts illustrating formula used in calculating the areas of the quadrilateral
KLB BK2 Pg 157-158
5 2
Trigonometry 
Area of a kite
Area of other polygons (regular polygon) e.g. Pentagon
Area of irregular Polygon
By the end of the lesson, the learner should be able to:
Find the area of a kite
Calculating the area of a Kite
Model of a kite
Mathematical table Charts illustrating Polygons
Charts illustrating various irregular polygons Polygonal shapes
KLB BK2 Pg 163
5 3
Trigonometry 
Area of part of a circle Area of a sector (minor sector and a major sector)
Defining a segment of a circle Finding the area of a segment of a circle
By the end of the lesson, the learner should be able to:
- Find the area of a sector given the angle and the radius of a minor sector Calculate the area of a major sector of a circle
Finding the area of a minor and a major sector of a circle
Charts illustrating sectors
Chart illustrating a Segment
KLB BK 2 Pg 167
5 4
Trigonometry 
Area of a common region between two circles given the angles and the radii
Area of a common region between two circles given only the radii of the two circles and a common chord
By the end of the lesson, the learner should be able to:
Find the area of common region between two circles given the angles ? Education Plus Agencies
Calculating the area of a segment
Charts illustrating common region between the circles Use of a mathematical table during calculation
Charts illustrating common region between two intersecting circles
KLB BK 2 Pg 175
5 5
Trigonometry 
Surface area of solids Surface area of prisms Cylinder (ii) Triangular prism (iii) Hexagonal prism
Area of a square based Pyramid
By the end of the lesson, the learner should be able to:
Define prism and hence be in a position of calculating the surface area of some prisms like cylinder, triangular prism and hexagonal prism
Defining a prism Calculating the surface area of the prisms
Models of cylinder, triangular and hexagonal prisms
Models of a square based pyramid
KLB BK 2 Pg 177
5 6
Trigonometry 
Surface area of a Rectangular based Pyramid
Surface area of a cone using the formula A = ?r2 + ?rl
Surface area of a frustrum of a cone and a pyramid
By the end of the lesson, the learner should be able to:
Find the surface area of a rectangular based pyramid
Finding the surface area of a rectangular based pyramid
Models of a Rectangular based pyramid
Models of a cone
Models of frustrum of a cone and a pyramid
KLB BK 2 Pg 179-180
6 1
Trigonometry 
Finding the surface area of a sphere
Surface area of a Hemispheres
By the end of the lesson, the learner should be able to:
Find the surface area of a sphere given the radius of a sphere
Finding the surface area of a sphere
Models of a sphere Charts illustrating formula for finding the surface area of a sphere
Models of a hemisphere
KLB BK 2 Pg 183
6 2
Trigonometry 
Volume of Solids Volume of prism (triangular based prism)
Volume of prism (hexagonal based prism) given the sides and angle
By the end of the lesson, the learner should be able to:
Find the volume of a triangular based prism
Finding the volume of a triangular based prism
Models of a triangular based prism
Models of hexagonal based prism
KLB BK 2 Pg 186
6 3
Trigonometry 
Volume of a pyramid (square based and rectangular based)
Volume of a cone
By the end of the lesson, the learner should be able to:
Find the volume of a square based pyramid and rectangular based pyramid
Finding the surface area of the base Applying the formula V=?x base area x height to get the volume of the pyramids (square and rectangular based)
Models of square and Rectangular based Pyramids
Model of a cone
KLB BK 2 Pg 189-190
6 4
Trigonometry 
Volume of a frustrum of a cone
Volume of a frustrum of a pyramid
Volume of a sphere (v = 4/3?r3)
By the end of the lesson, the learner should be able to:
Find the volume of a frustrum of a cone
Finding the volume of a full cone before its cutoff Finding the volume of a cut cone then subtracting
Models of a frustrum of a cone
Models of frustrum of a pyramid
Model of a sphere Mathematical table
KLB BK 2 Pg 192
6 5
Trigonometry 
Volume of a Hemisphere {(v = ? (4/3?r3)}
Application of area of triangles to real life
By the end of the lesson, the learner should be able to:
Find the volume of a hemisphere
Working out the volume of a hemisphere
Models of hemisphere
Mathematical table Chart illustrating formula used
Macmillan BK 2 Pg 173
6 6
Trigonometric Ratios
Tangent of an angle
By the end of the lesson, the learner should be able to:
name the sides of a right-angled triangle as opposite, adjacent and hypotenuse. Find the tangent of an angle by calculation
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 1
Trigonometric Ratios
Using tangents in calculations
Application of tangents
By the end of the lesson, the learner should be able to:
calculate the size of an angle given two sides and an angle from tables
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 2
Trigonometric Ratios
The sine of an angle
The cosine of an angle
Application of sine and cosine
By the end of the lesson, the learner should be able to:

find the sine of an angle by calculations and through tables
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 3
Trigonometric Ratios
Complementary angles
Special angles
By the end of the lesson, the learner should be able to:
define complementary angles. Work out sines of an angle given the cosine of its complimentary and vice versa
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 4
Trigonometric Ratios
Application of Special angles
Logarithms of sines, cosines and tangents
By the end of the lesson, the learner should be able to:
apply the knowledge of special angles to solve problems
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 5
Trigonometric Ratios
Relationship between sin, cos and tan
Application to real life situation
Problem solving
By the end of the lesson, the learner should be able to:

relate sin, cos and tan that is tan?=sin?
cos?
Solve problems using the relationship
Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 119-122
7 6
Area of A Triangle
Area =
Solve problems involving =
By the end of the lesson, the learner should be able to:

derive the formula Area =
Discussions
Drawing triangles
Measuring lengths/angles
Calculating area
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 155-157
8 1
Area of A Triangle
A =?s(s-a) (s-b) (s-c)
Problem solving
By the end of the lesson, the learner should be able to:

find the area of a triangle given the three sides
Discussions
Drawing triangles
Measuring lengths/angles
Calculating area
Protractor
Ruler
Right corners
Mathematical tables
KLB Maths Bk2 Pg. 155-157
8 2
Area of Quadrilaterals
Area of parallelogram
Area of Rhombus
By the end of the lesson, the learner should be able to:

find the area of quadrilaterals like trapeziums, parallelogram etc. by dividing the shape of triangles
Drawing trapeziums/polygons
Measuring lengths/angles
Reading mathematical tables
Discussions
Parallelograms
Trapeziums
Polygons
Squares/rectangles
Mathematical tables
KLB Maths Bk2 Pg. 160
8 3
Area of Quadrilaterals
Area of trapezium and kite
Area of regular polygons
Problem solving
By the end of the lesson, the learner should be able to:

solve problems on the area of a regular polygon
Drawing trapeziums/polygons
Measuring lengths/angles
Reading mathematical tables
Discussions
Parallelograms
Trapeziums
Polygons
Squares/rectangles
Mathematical tables
Mathematical tables Chalkboard illustrations
KLB Maths Bk2 Pg. 162-163
8 4
Area of Part of a Circle
Area of a sector
Area of a segment
By the end of the lesson, the learner should be able to:

find area of a sector
Drawing circles
Measuring radii/diameters
Measuring angles
Calculating the area of a circle
Discussions
Circles
Chart illustrating the area of a sector
Chart illustrating the area of a minor segment
KLB Maths Bk2 Pg. 167-169
8 5
Area of Part of a Circle
Common region between two circles
Common region between two circles
By the end of the lesson, the learner should be able to:
find the area of the common region between two circles.
Drawing circles
Measuring radii/diameters
Measuring angles
Calculating the area of a circle
Discussions
Circles
Chart illustrating the area of a minor segment
KLB Maths Bk2 Pg. 167-169
8 6
Area of Part of a Circle
Surface Area of Solids
Problem solving
Surface area of prisms
By the end of the lesson, the learner should be able to:

solve problems involving the area of part of a circle
Drawing circles
Measuring radii/diameters
Measuring angles
Calculating the area of a circle
Discussions
Circles
Chart illustrating the area of a minor segment Chalkboard illustrations
Prism Chalkboard illustrations
KLB Maths Bk2 Pg. 167-169
9 1
Surface Area of Solids
Surface area of pyramid
Surface area of a cone
Surface area of frustrum with circular base
By the end of the lesson, the learner should be able to:

find the surface area of a pyramid
Drawing pyramids
Measuring lengths/
angles
Opening pyramids to
form nets
Discussions
Calculating area
Pyramids with square base, rectangular base, triangular base
Cone
Chart illustrating the surface area of a frustrum
KLB Maths Bk2 Pg. 178
9 2
Surface Area of Solids
Surface area of frustrum with square base
Surface area of frustrum with rectangular base
By the end of the lesson, the learner should be able to:

find the surface area of frustrum with square base
Drawing cones/frustums
Making cones/frustums
Measuring lengths/
angles
Discussions Learners find the surface area
Chart illustrating frustrum with a square base
Chart illustrating frustrum with a rectangular base
KLB Maths Bk2 Pg. 181-183
9-10

Midterm break

10 2
Surface Area of Solids
Surface area of spheres
Problem solving
By the end of the lesson, the learner should be able to:

find the surface area of a sphere
Sketching spheres
Making spheres
Measuring diameters/
radii of spheres
Discussions
Chalkboard illustrations
Past paper questions
KLB Maths Bk2 Pg. 183
10 3
Volume of Solids
Volume of prism
Volume of pyramid
By the end of the lesson, the learner should be able to:

find the volume of a prism
Identifying prisms
Identifying the cross-sectional area
Drawing/sketching prisms
Prism
Pyramid
KLB Maths Bk2 Pg. 186-188
10 4
Volume of Solids
Volume of a cone
Volume of a sphere
Volume of frustrum
By the end of the lesson, the learner should be able to:

find the volume of a cone
Making cones/frustums
Opening cones/frustums
to form nets
Cone
Sphere
Frustrum with circular base
KLB Maths Bk2 Pg. 191
10 5
Volume of Solids
Volume of frustrum with a square base
Volume of frustrum with a rectangular base
By the end of the lesson, the learner should be able to:

find the volume of a frustrum with a square base
Making cones/frustums
Opening cones/frustums
to form nets
Frustrum with square base
Frustrum with rectangular base
KLB Maths Bk2 Pg. 192-193
10 6
Volume of Solids
Application to real life situation
Problem solving
By the end of the lesson, the learner should be able to:
apply the knowledge of volume of solids to real life situations.
Making cones/frustums
Opening cones/frustums
to form nets
Models of pyramids, prism, cones and spheres
Past paper questions
KLB Maths Bk2 Pg. 193-194
11 1
Quadratic Expressions and Equations
Expansion of Algebraic Expressions
Quadratic identities
By the end of the lesson, the learner should be able to:
expand algebraic expressions
Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Real-life experiences
Worked out
expressions
KLB Maths Bk2 Pg. 203
11 2
Quadratic Expressions and Equations
Application of identities
Factorise the Identities
Factorise other quadratic expressions
By the end of the lesson, the learner should be able to:
identify and use the three Algebraic identities
Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Real-life experiences
Worked out
expressions
Chart illustrating factorization of a quadratic expression
KLB Maths Bk2 Pg. 204-205
11 3
Quadratic Expressions and Equations
Factorisation of expressions of the form k2-9y2
Simplification of an expression by factorisation
By the end of the lesson, the learner should be able to:
factorise a difference of two squares
Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Real-life experiences
Worked out
expressions
KLB Maths Bk2 Pg. 205-208
11 4
Quadratic Expressions and Equations
Solving quadratic equations
The formation of quadratic equations
By the end of the lesson, the learner should be able to:
solve quadratic equations
Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Real-life experiences
Worked out
expressions
KLB Maths Bk2 Pg. 208
11 5
Quadratic Expressions and Equations
Formation and solving of quadratic equations from word problems
Solving on quadratic equations
Forming quadratic equations from the roots
By the end of the lesson, the learner should be able to:
form and solve quadratic equations from word problems
Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Real-life experiences
Worked out
expressions
KLB Maths Bk2 Pg. 208-210
11 6
Linear Inequalities
Inequalities symbols
Number line
By the end of the lesson, the learner should be able to:
identify and use inequality symbols
Drawing graphs of
inequalities
Determining the scale of a graph
Shading unwanted regions
Discussions
Number lines
Graph papers
Square boards
Negative and positive numbers
Negative and positive
numbers
KLB Maths Bk2 Pg. 213-224
12 1
Linear Inequalities
Inequalities in one unknown
Graphical representation
By the end of the lesson, the learner should be able to:
solve linear inequalities in one unknown and state the integral values
Drawing graphs of
inequalities
Determining the scale of a graph
Shading unwanted regions
Discussions
Number lines
Graph papers
Square boards
Negative and positive
numbers
Number lines Graph papers
KLB Maths Bk2 Pg. 213-224
12 2
Linear Inequalities
Graphical solutions of simultaneous linear inequalities
By the end of the lesson, the learner should be able to:
solve the linear inequalities in two unknowns graphically
Drawing graphs of
inequalities
Determining the scale of a graph
Shading unwanted regions
Discussions
Number lines
Graph papers
Square boards
Negative and positive
numbers
KLB Maths Bk2 Pg. 213-224
12 3
Linear Inequalities
Area of the wanted region
Inequalities from inequality graphs
Problem solving.
By the end of the lesson, the learner should be able to:
calculate the area of the wanted region
Drawing graphs of
inequalities
Determining the scale of a graph
Shading unwanted regions
Discussions
Number lines
Graph papers
Square boards
Negative and positive
numbers
KLB Maths Bk2 Pg. 213-224
12 4
Linear Motion
Displacement, velocity, speed and acceleration
Distinguishing terms
By the end of the lesson, the learner should be able to:
Define displacement, speed velocity and acceleration
Teacher/pupil discussion
Plotting graphs
Drawing graphs
Graph papers
Stones
Pieces of paper
KLB Maths Bk2 Pg. 228-238
12 5
Linear Motion
Distinguishing velocity and acceleration
Distance time graphs
By the end of the lesson, the learner should be able to:
determine velocity and acceleration
Learners determine velocity and acceleration
Plotting graphs
Drawing graphs
Graph papers
Stones
Pieces of paper
KLB Maths Bk2 Pg. 228-238
12 6
Linear Motion
Interpret the velocity time graph
Interpreting graphs
Relative speed (objects moving in the same direction)
Problem solving
By the end of the lesson, the learner should be able to:
interpret a velocity time graph
Learners interpret a velocity time graph
Drawn graphs
Real life situation
Chalkboard illustrations
Past paper questions
KLB
Maths Bk2
Pg.333
13-14

Examination and closing


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