CBSE Class 9 Mathematics Collection of Assignments

SYLLABUS

SUMMATIVE ASSESSMENT I

S. No. Chapter‟s Name

(i) Number Systems

(ii) Heron’s Formula

(iii) Polynomials

(iv) Lines and Angles

(v) Coordinate Geometry

(vi) Triangles

(vii) Euclid’s Geometry

SUMMATIVE ASSESSMENT II

S. No. Chapter‟s Name

(i) Areas of Parallelograms and Triangles

(ii) Linear Equations in two Variables

(iii) Surface Areas and Volumes

(iv) Quadrilaterals

(v) Probability

(vi) Circles

(vii) Constructions

(viii) Statistics

CHAPTERS

Chapter 1 : Number Systems

Contents :

Introduction

Irrational Numbers

Real Number and their decimal expansions

Representing real numbers on the number line

Operations on real numbers

Laws of exponents for Real numbers

Learning Objectives

After studying contents students will be able to apply mathematical knowledge and skills to solve problems by developing abilities to analyse, think and reason to rationalize the denominator and simplify the surd.

Key Terms

(i) Terminating and Non terminating Decimals

(ii) Simplest Rationalizing Factor.

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Chapter 2 : Heron‟s Formula

Contents :

Introduction

Area of triangle - by Heron’s formula

Application of Heron’s formula in finding area of quadrilaterals.

Learning Objectives

To help the students to select the appropriate method for the solutions of the problems

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Chapter 3 : Polynomials

Contents :

Introduction

Polynomials in one Variable

Zeroes of a polynomial

Remainder Theorem

Factorization of Polynomials

Algebraic Identities

Learning Objectives

To develop understanding of basic algebra skill.

Chapter 4 : Lines and Angles

Contents :

Introduction

Basic terms and definitions

Intersecting lines and non intersecting lines

Pairs of angles

Parallel lines and a transversal

Lines parallel to the same line

Angle sum property of a triangle

Learning Objectives

To develop the ability to articulate logically.

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Chapter 5 : Coordinate Geometry

Contents :

Introduction

Cartesian System

Plotting a point in the Plane if its coordinates are given

Learning Objectives

To make the students understand and develop understanding in the Cartesian System.

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Chapter 6 : Triangles

Contents :

Introduction

Congruency of Triangles

Criteria for congruency of Triangles

Some properties of a Triangle

Some more criteria for congruence of triangles

Inequalities in a triangle

Learning Objectives

To acquire the knowledge and understanding of the terms, symbols, concepts, principles etc.

Key Terms

Alternate and corresponding angles

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