Chapter 1

Real Numbers

Introduction

medium • 1 min read

The Fundamental Theorem of Arithmetic

medium • 2 min read

Revisiting Irrational Numbers

medium • 3 min read

Revisiting Rational Numbers and Their Decimal Expansions

medium • 4 min read

Chapter 2

Polynomials

Introduction

medium • 1 min read

Geometrical Meaning of the Zeroes of a Polynomial

medium • 2 min read

Relationship between Zeroes and Coefficients of a Polynomial

medium • 3 min read

Division Algorithm for Polynomials

medium • 4 min read

Chapter 3

Pair of Linear Equations in Two Variables

Introduction

medium • 1 min read

Pair of Linear Equations in Two Variables

medium • 2 min read

Graphical Method of Solution of a Pair of Linear Equations

medium • 3 min read

Algebraic Methods of Solving a Pair of Linear Equations

medium • 4 min read

Substitution Method

medium • 5 min read

Elimination Method

medium • 6 min read

Cross-Multiplication Method

medium • 7 min read

Equations Reducible to a Pair of Linear Equations in Two Variables

medium • 8 min read

Chapter 4

Quadratic Equations

Introduction

medium • 1 min read

Quadratic Equations

medium • 2 min read

Solution of a Quadratic Equation by Factorisation

medium • 3 min read

Solution of a Quadratic Equation by Completing the Square

medium • 4 min read

Nature of Roots

medium • 5 min read

Chapter 5

Arithmetic Progressions

Introduction

medium • 1 min read

Arithmetic Progressions

medium • 2 min read

nth Term of an AP

medium • 3 min read

Sum of First n Terms of an AP

medium • 4 min read

Chapter 6

Triangles

Introduction

medium • 1 min read

Similar Figures

medium • 2 min read

Similarity of Triangles

medium • 3 min read

Criteria for Similarity of Triangles

medium • 4 min read

Areas of Similar Triangles

medium • 5 min read

Pythagoras Theorem

medium • 6 min read

Chapter 7

Coordinate Geometry

Introduction

medium • 1 min read

Distance Formula

medium • 2 min read

Section Formula

medium • 3 min read

Area of a Triangle

medium • 4 min read

Chapter 8

Introduction to Trigonometry

Introduction

medium • 1 min read

Trigonometric Ratios

medium • 2 min read

Trigonometric Ratios of Some Specific Angles

medium • 3 min read

Trigonometric Ratios of Complementary Angles

medium • 4 min read

Trigonometric Identities

medium • 5 min read

Chapter 9

Some Applications of Trigonometry

Introduction

medium • 1 min read

Heights and Distances

medium • 2 min read

Chapter 10

Circles

Introduction

medium • 1 min read

Tangent to a Circle

medium • 2 min read

Number of Tangents from a Point on a Circle

medium • 3 min read

Chapter 11

Constructions

Introduction

medium • 1 min read

Division of a Line Segment

medium • 2 min read

Construction of Tangents to a Circle

medium • 3 min read

Chapter 12

Areas Related to Circles

Introduction

medium • 1 min read

Perimeter and Area of a Circle - A Review

medium • 2 min read

Areas of Sector and Segment of a Circle

medium • 3 min read

Areas of Combinations of Plane Figures

medium • 4 min read

Chapter 13

Surface Areas and Volumes

Introduction

medium • 1 min read

Surface Area of a Combination of Solids

medium • 2 min read

Volume of a Combination of Solids

medium • 3 min read

Conversion of Solid from One Shape to Another

medium • 4 min read

Frustum of a Cone

medium • 5 min read

Chapter 14

Statistics

Introduction

medium • 1 min read

Mean of Grouped Data

medium • 2 min read

Mode of Grouped Data

medium • 3 min read

Median of Grouped Data

medium • 4 min read

Graphical Representation of Cumulative Frequency Distribution

medium • 5 min read

Chapter 15

Probability

Introduction

medium • 1 min read

Probability - A Theoretical Approach

medium • 2 min read