Trigonometry 

Pythagoras Theorem
Solutions of problems Using Pythagoras Theorem

By the end of the lesson, the learner should be able to:
Derive Pythagoras Theorem
Solve problems using Pythagoras Theorem

Deriving Pythagoras Theorem
Solving problems using Pythagoras theorem

Chalkboard Charts Illustrating derived theorem
Charts illustrating Pythagoras theorem

KLB BK2 Pg 120   Discovering secondary pg 67

Trigonometry 

Application to real life Situation
Trigonometry Tangent, sine and cosines

By the end of the lesson, the learner should be able to:
Use the formula A = ?s(s-a)(s-b)(s-c) to solve problems in real life
Define tangent, sine and cosine ratios from a right angles triangle

Solving problems in real life using the formula A = ?s(s-a)(s-b)(s-c)
Defining what a tangent, Cosine and sine are using a right angled triangle

Mathematical table
Charts illustrating tangent, sine and cosine

KLB BK2 Pg 159    Discovering secondary pg 67

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
Use the sine, cosine and tangent in calculating the length of a right angled triangle and also finding the angle given two sides and unknown angle The length can be obtained if one side is given and an angle

Reading trigonometric tables of sines, cosines and tangent
Using mathematical tables Finding the length using sine ratio Finding the length using Cosine and tangent ratio Finding the angle using Sine, cosine and tangent

Mathematical table
Mathematical table Charts Chalkboard

KLB BK2 Pg 127, 138, 139   Discovering secondary pg 71

Trigonometry 

Establishing Relationship of sine and cosine 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

KLB BK2 Pg 145

Trigonometry 

Sines and cosines of Complimentary angles
Relationship between tangent, sine and cosine

By the end of the lesson, the learner should be able to:
Use the relationship of sine and cosine of complimentary angles in solving problems
Relate the three trigonometric ratios, the sine, cosine and tangent

Solving problems involving the sines and cosines of complimentary angles
Relating the three trigonometric ratios

Chalkboard Charts illustrating the relationship of sines and cosines of complimentary angles
Charts showing the three related trigonometric ratio

KLB BK2 Pg 145

Trigonometry 

Trigonometric ratios of special angles 30, 45, 60 and 90
Application of Trigonometric ratios in solving problems

By the end of the lesson, the learner should be able to:
Determine the trigonometric ratios of special angles without using tables
Solve trigonometric problems without using tables

Determining the trigonometric ratios of special angles 30,45,60 and 90 without using tables
Solving trigonometric problems of special angles

Charts showing isosceles right angled triangle Charts illustrating Equilateral triangle
Chalkboard

KLB BK2 Pg 146-147

Trigonometry 

Logarithms of Sines
Logarithms of cosines And tangents

By the end of the lesson, the learner should be able to:
Read the logarithms of sines
Read the logarithm of cosines and tangents from mathematical tables

Solving problems by reading logarithm table of sines
Reading logarithms of cosine and tangent from mathematical table

Chalkboard Mathematical tables
Chalkboard Mathematical table

KLB BK2 Pg 149

Trigonometry 

Reading tables of logarithms of sines, cosines and tangents

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

KLB BK2 Pg 149-152

Trigonometry 

Application of trigonometry to real life situations
Area of a triangle Area of a triangle given the base and height (A = ? bh)

By the end of the lesson, the learner should be able to:
Solve problems in real life using trigonometry
Calculate the are of a triangle given the base and height

Solving problems using trigonometry in real life
Calculating the area of a triangle given the base and height

Mathematical table
Chart illustrating worked problem Chalkboard

KLB BK2 Pg 153-154

Trigonometry 

Area of a triangle using the formula (A = ? absin?)
Area of a triangle using the formula A = ?s(s-a)(s-b)(s-c)

By the end of the lesson, the learner should be able to:
- Derive the formula ? absinc - Using the formula derived in calculating the area of a triangle given two sides and an included angle
Solve problems on the area of a triangle Given three sizes using the formula A = ?s(s-a)(s-b)(s-c)

Deriving the formula ? absinc Using the formula to calculate the area of a triangle given two sides and an included angle
Solving problems on the area of triangle given three sides of a triangle

Charts illustrating a triangle with two sides and an included angle Charts showing derived formula
Charts illustrating a triangle with three sides Charts illustrating a worked example i.e. mathematical table

KLB BK2 Pg 156

Trigonometry 

Area of Quadrilateral and Polygons Area of a square, rectangle, rhombus, parallelogram and trapezium
Area of a kite

By the end of the lesson, the learner should be able to:
Calculate the are of a triangle, square, rectangle, rhombus, parallelogram and trapezium
Find the area of a kite

Calculating the area of a triangle, square, rectangle, rhombus, parallelogram and trapezium
Calculating the area of a Kite

Charts illustrating formula used in calculating the areas of the quadrilateral
Model of a kite

KLB BK2 Pg 161-163

Trigonometry 

Area of other polygons (regular polygon) e.g. Pentagon

By the end of the lesson, the learner should be able to:
Find the area of a regular polygon

Calculating the area of a regular polygon

Mathematical table Charts illustrating Polygons

KLB BK2 Pg 164

Trigonometry 

Area of irregular Polygon
Area of part of a circle Area of a sector (minor sector and a major sector)

By the end of the lesson, the learner should be able to:
Find the area of irregular polygons
- 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 irregular polygons
Finding the area of a minor and a major sector of a circle

Charts illustrating various irregular polygons Polygonal shapes
Charts illustrating sectors

KLB BK2 Pg 166

Trigonometry 

Defining a segment of a circle Finding the area of a segment of a circle
Area of a common region between two circles given the angles and the radii

By the end of the lesson, the learner should be able to:
- Define what a segment of a circle is - Find the area of a segment of a circle
Find the area of common region between two circles given the angles ? Education Plus Agencies

Finding the area of a segment by first finding the area of a sector less the area of a smaller sector given R and r and angle ?
Calculating the area of a segment

Chart illustrating a Segment
Charts illustrating common region between the circles Use of a mathematical table during calculation

KLB BK2 Pg 169-170

Trigonometry 

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:
Calculate the area of common region between two circle given the radii of the two intersecting circles and the length of a common chord of the two circles

Finding the area of a common region between two intersecting

Charts illustrating common region between two intersecting circles

KLB BK 2 Pg 176

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
Find the total surface area of a square based pyramid

Defining a prism Calculating the surface area of the prisms
Finding the surface area of a square based pyramid

Models of cylinder, triangular and hexagonal prisms
Models of a square based pyramid

KLB BK 2 Pg 177

Trigonometry 

Surface area of a Rectangular based Pyramid
Surface area of a cone using the formula A = ?r2 + ?rl

By the end of the lesson, the learner should be able to:
Find the surface area of a rectangular based pyramid
Find the total surface area of the cone by first finding the area of the circular base and then the area of the curved surface

Finding the surface area of a rectangular based pyramid
Finding the area of the circular part Finding the area of the curved part Getting the total surface Area

Models of a Rectangular based pyramid
Models of a cone

KLB BK 2 Pg 179-180

Trigonometry 

Surface area of a frustrum of a cone and a pyramid
Finding the surface area of a sphere

By the end of the lesson, the learner should be able to:
Find the surface area of a frustrum of a cone and pyramid
Find the surface area of a sphere given the radius of a sphere

Finding the surface area of a frustrum of a cone and a pyramid
Finding the surface area of a sphere

Models of frustrum of a cone and a pyramid
Models of a sphere Charts illustrating formula for finding the surface area of a sphere

KLB BK 2 Pg 182

Trigonometry 

Surface area of a Hemispheres

By the end of the lesson, the learner should be able to:
Find the surface area of a hemisphere

Finding the surface area of a hemisphere

Models of a hemisphere

KLB BK 2 Pg 184

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
Find the volume of a hexagonal based prism

Finding the volume of a triangular based prism
Calculating the volume of an hexagonal prism

Models of a triangular based prism
Models of hexagonal based prism

KLB BK 2 Pg 186

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
Find the volume of a cone

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)
Finding the volume of a cone

Models of square and Rectangular based Pyramids
Model of a cone

KLB BK 2 Pg 189-190

Trigonometry 

Volume of a frustrum of a cone
Volume of a frustrum of a pyramid

By the end of the lesson, the learner should be able to:
Find the volume of a frustrum of a cone
Find the volume of a frustrum of a Pyramid

Finding the volume of a full cone before its cutoff Finding the volume of a cut cone then subtracting
Finding volume of a full pyramid Finding volume of cutoff pyramid Find volume of the remaining fig (frustrum) by subtracting i.e. Vf = (V ? v)

Models of a frustrum of a cone
Models of frustrum of a pyramid

KLB BK 2 Pg 192

Trigonometry 

Volume of a sphere (v = 4/3?r3)

By the end of the lesson, the learner should be able to:
Find the volume of sphere given the radius of the sphere

Finding the volume of a Sphere

Model of a sphere Mathematical table

KLB BK 2 Pg 195 

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
Use the knowledge of the area of triangles in solving problems in real life situation

Working out the volume of a hemisphere
Solving problems in real life using the knowledge of the area of triangle

Models of hemisphere
Mathematical table Chart illustrating formula used

Macmillan BK 2 Pg 173

Trigonometric Ratios

Tangent of an angle
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

find the tangent of 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

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

work out further problems using tangents

Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 119-122

Trigonometric Ratios

The sine of an angle

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

Trigonometric Ratios

The cosine of an angle
Application of sine and cosine

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

find the cosine of an angle by calculations and through tables
applysinestoworkoutlengthsandangles.Applycosinetoworkoutlengthandangles

Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 119-122

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

find the sine, cos, and tan of 300,600,450,00,900, without using tables

Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 119-122

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

solve problems using logarithms of sines cosines and tangents

Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Measuring lengths/angles

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 119-122

Trigonometric Ratios

Relationship between sin, cos and tan

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

Trigonometric Ratios

Application to real life situation
Problem solving

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

apply the knowledge of trigonometry to real life situations
solveproblemsontrigonometry

Measuring lengths/angles
Dividing numbers
Drawing right angles
Reading mathematical tables
Problem solving

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 119-122

Area of A Triangle

Area =
Solve problems involving =

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

derive the formula Area =
solveproblemsinvolvingareaoftrianglesusingtheformulaArea=

Discussions
Drawing triangles
Measuring lengths/angles
Calculating area

Protractor
Ruler
Right corners
Mathematical tables

KLB Maths Bk2 Pg. 155-157

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

solve problems on 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

Area of Quadrilaterals

Area of parallelogram

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

Area of Quadrilaterals

Area of Rhombus
Area of trapezium and kite

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

find the area of a regular polygon.
solveproblemsontheareaofaregularpolygon

Drawing trapeziums/polygons
Measuring lengths/angles
Reading mathematical tables
Discussions

Parallelograms
Trapeziums
Polygons
Squares/rectangles
Mathematical tables

KLB Maths Bk2 Pg. 161

Area of Quadrilaterals

Area of regular polygons
Problem solving

By the end of the lesson, the learner should be able to:
find the area of a regular polygon by using the formula A=

solve problems on area of quadrilaterals and other polygons

Drawing trapeziums/polygons
Measuring lengths/angles
Reading mathematical tables
Discussions
Learners solve problems

Parallelograms
Trapeziums
Polygons
Squares/rectangles
Mathematical tables Chalkboard illustrations
Mathematical tables

KLB Maths Bk2 Pg. 119-122

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
find area of a segment

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

Area of Part of a Circle

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

Area of Part of a Circle

Common region between two circles
Problem solving

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

find the area of the common region between two circles and solve problems related to that
solveproblemsinvolvingtheareaofpartofacircle

Drawing circles
Measuring radii/diameters
Measuring angles
Calculating the area of a circle
Discussions

Circles
Chart illustrating the area of a minor segment
Chart illustrating the area of a minor segment Chalkboard illustrations

KLB Maths Bk2 Pg. 167-169

Surface Area of Solids

Surface area of prisms
Surface area of pyramid

By the end of the lesson, the learner should be able to:
find the surface area of a prism.

find the surface area of a pyramid

Drawing prisms
Measuring lengths
Opening prisms to form
nets
Discussions
Calculating area
Drawing pyramids
Measuring lengths/
angles
Opening pyramids to
form nets

Prism Chalkboard illustrations
Pyramids with square base, rectangular base, triangular base

KLB Maths Bk2 Pg. 177

Surface Area of Solids

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 cone
findthesurfaceareaoffrustrumwithcircularbase

Drawing cones/frustums
Making cones/frustums
Measuring lengths/
angles
Discussions

Cone
Chart illustrating the surface area of a frustrum

KLB Maths Bk2 Pg. 180
KLBMathematics Bk2
Discovering Secondary Mathematics Bk2

Surface Area of Solids

Surface area of frustrum with square 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

KLB Maths Bk2 Pg. 181-183

Surface Area of Solids

Surface area of frustrum with rectangular base
Surface area of spheres

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

find the surface area of frustrum with rectangular base
findthesurfaceareaofasphere

Drawing cones/frustums
Making cones/frustums
Measuring lengths/
angles
Discussions
Sketching spheres
Making spheres
Measuring diameters/
radii of spheres

Chart illustrating frustrum with a rectangular base
Chalkboard illustrations

KLB Maths Bk2 Pg. 181-183

Surface Area of Solids
Volume of Solids

Problem solving
Volume of prism

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

solve problems on surface area of solids
findthevolumeofaprism

Learners solve problems
Identifying prisms
Identifying the cross-sectional area
Drawing/sketching prisms

Past paper questions
Prism

KLB Maths Bk2 Pg. 183

Volume of Solids

Volume of pyramid

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

find the volume of a pyramid

Drawing pyramids
Making pyramids
Opening pyramids to
form nets
Discussions

Pyramid

KLB Maths Bk2 Pg. 189-190

Volume of Solids

Volume of a cone
Volume of a sphere

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

find the volume of a cone
findthevolumeofasphere

Making cones/frustums
Opening cones/frustums
to form nets
Identifying spheres
Sketching spheres
Measuring radii/
diameters
Discussions

Cone
Sphere

KLB Maths Bk2 Pg. 191

Volume of Solids

Volume of frustrum
Volume of frustrum with a square base

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

find the volume of a frustrum with a circular base
findthevolumeofafrustrumwithasquarebase

Making cones/frustums
Opening cones/frustums
to form nets

Frustrum with circular base
Frustrum with square base

KLB Maths Bk2 Pg. 192-193

Volume of Solids

Volume of frustrum with a rectangular base
Application to real life situation

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

find the volume of a frustrum with a rectangular base
apply the knowledge of volume of solids to real life situations.

Making cones/frustums
Opening cones/frustums
to form nets

Frustrum with rectangular base
Models of pyramids, prism, cones and spheres

KLB Maths Bk2 Pg. 192-193

Volume of Solids

Problem solving

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

solve problems on volume of solids

Making cones/frustums
Opening cones/frustums
to form nets

Past paper questions

KLB Maths Bk2 Pg. 196

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

derive the three Algebraic identities

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 203

Quadratic Expressions and Equations

Application of identities
Factorise the Identities

By the end of the lesson, the learner should be able to:
identify and use the three Algebraic identities
factorise the identities

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 204-205

Quadratic Expressions and Equations

Factorise other quadratic expressions
Factorisation of expressions of the form k2-9y2

By the end of the lesson, the learner should be able to:
factorise quadratic expressions
factorise a difference of two squares

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Chart illustrating factorization of a quadratic expression
Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 119-122

Quadratic Expressions and Equations

Simplification of an expression by factorisation

By the end of the lesson, the learner should be able to:
simplify a quadratic expression by factorisation

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 205-208

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
form quadratic equations from information

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 208

Quadratic Expressions and Equations

Formation and solving of quadratic equations from word problems
Solving on quadratic equations

By the end of the lesson, the learner should be able to:
form and solve quadratic equations from word problems
solve problems on quadratic equations

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises

Real-life experiences
Worked out
expressions

KLB Maths Bk2 Pg. 208-210

Quadratic Expressions and Equations
Linear Inequalities

Forming quadratic equations from the roots
Inequalities symbols

By the end of the lesson, the learner should be able to:
form quadratic equations given the roots of the equation
identify and use inequality symbols

Discussions
Multiplying numbers
Dividing numbers
Adding numbers
Subtracting numbers
Exercises
Drawing graphs of
inequalities
Determining the scale of a graph
Shading unwanted regions

Real-life experiences
Worked out
expressions
Number lines
Graph papers
Square boards
Negative and positive numbers

KLB Maths Bk2 Pg. 210

Linear Inequalities

Number line

By the end of the lesson, the learner should be able to:
illustrate inequalities on a number line

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

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
represent linear inequalities in one unknown 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
Number lines Graph papers

KLB Maths Bk2 Pg. 213-224

Linear Inequalities

Graphical solutions of simultaneous 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
solve simultaneous linear inequalities 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

Linear Inequalities

Area of the wanted region
Inequalities from inequality graphs

By the end of the lesson, the learner should be able to:
calculate the area of the wanted region
form simple linear inequalities from inequality graphs

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

Linear Inequalities

Problem solving.

By the end of the lesson, the learner should be able to:
solve problems on linear inequalities

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