Lessons for Class 8
ALGEBRA > ALGEBRAIC EXPRESSIONS
Algebraic Expression and its Operations with Examples
- Introduction
- Variable
- Constant
- Algebraic expression
- Operations on algebraic expression
Examples
Worksheets
ALGEBRA > EXPONENTS
Basics of Exponent, Laws of Exponents & Standard Index Form
- What are exponents?
- Laws of exponents
- What is standard index form?
- How to write standard index form?
Examples
Worksheets
ALGEBRA > POLYNOMIALS
Zeros of Polynomial and its Geometrical Meaning
- Introduction
- Definition
- Geometrical meaning of zeros of polynomial
FAQs
Examples
Worksheets
MCQ
PDF Worksheet
ARITHMETIC > INTEREST
Simple, Compound and Rate of Interest with Examples
- Introduction
- Principal
- Interest
- Amount
- Simple interest
- Compound interest
- Compound and simple interest differences
Worksheets
ARITHMETIC > NUMBER SYSTEM
List of Types of Numbers Used in Maths with Examples
- Types of numbers
- 1. Natural
- 2. Whole
- 3. Integers
- 4. Rational numbers
- 5. Irrational numbers
- 6. Real
- 7. Imaginary
- 8. Complex
- More types of numbers
- What is additive inverse of a number?
FAQs
Worksheets
ARITHMETIC > NUMBER SYSTEM
About Rational Numbers with Number Line Representation
- Introduction
- What is rational number?
- Standard form
- Equivalent rational number
- Comparison of rational numbers
- Representation on number line
Worksheets
ARITHMETIC > NUMBER SYSTEM
Divisibility Rules of Numbers 2, 3, 4, 5, 6, 7, 8, 9, 10, 11
- Divisibility rules
- Rule of 2
- Rule of 3
- Rule of 4
- Rule of 5
- Rule of 6
- Rule of 7
- Rule of 8
- Rule of 9
- Rule of 10
- Rule of 11
FAQs
Examples
Worksheets
ARITHMETIC > PERCENTAGES
Profit Loss Discount Marked Price & Calculate Percentage
- Introduction
- Cost price
- Selling price
- Profit
- Loss
- Overhead charges
- Effective cost price
- Profit percentage
- Loss percentage
- Marked price
- Discount
- Discount percentage
Examples
Worksheets
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Area and Perimeter of Different Types of Triangle
- Perimeter of triangle
- Perimeter of an equilateral triangle
- Perimeter of isosceles triangle
- Area of triangle
- How to calculate area of a triangle?
- Area of equilateral triangle
- Area of isosceles triangle
Examples
Worksheets
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Perimeter and Area of Quadrilaterals
- Introduction
- Perimeter
- Area
- Perimeter of parallelogram
- Area of parallelogram
- Perimeter of rectangle
- Area of rectangle
- Perimeter of square
- Area of square
- Perimeter of rhombus
- Area of rhombus
- Perimeter of trapezium
- Area of trapezium
Examples
Worksheets
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Quadrilateral and Types of Quadrilateral
- Definition
- Adjacent Sides of a quadrilateral
- Opposite Sides of a quadrilateral
- Diagonals of a quadrilateral
- Which are types of quadrilateral?
- Parallelogram
- Rectangle
- Square
- Rhombus
- Trapezium
- Kite
FAQs
Examples
Worksheets
GEOMETRY > FUNDAMENTALS OF GEOMETRY
Curve, Polygon and Types of Polygon
- Introduction
- What is a Curve?
- What is a Polygon in Geometry?
- What are Adjacent Sides?
- What are Adjacent Vertices?
- What is a Diagonal of polygon?
- Types of polygon
- Classification of polygon based on number of sides
FAQs
Examples
Worksheets
GEOMETRY > GEOMETRY THEOREMS
Pythagoras Theorem Real Life Applications and History
- History
- Theorem Statement
- Real life applications of Pythagoras theorem
- 1. Ladder length problem
- 2. The shortest distance between two cars problem
THINGS TO REMEMBER > FORMULAS
List of Algebraic Identities in Algebra
- Important Algebraic Identities
THINGS TO REMEMBER > FORMULAS
Profit, Loss, Discount and Different Prices Formulas
- Important profit and loss formulas
THINGS TO REMEMBER > FORMULAS
List of Surface Area and Volume Formulas of 3D Shapes
- Table of important surface area formulas
- Table of important total surface area formulas
- Table of important volume formulas
THINGS TO REMEMBER > FORMULAS
Summary Table of Vertices, Edges, Faces of 3D Shapes
- Table of vertices, edges and faces of 3D shapes
- Euler's formula
