CBSE Maths Notes For Class 9

CBSE Class 9 Maths Notes is an interesting resource that focuses on the study of numbers, shapes and patterns. Besides, maths help to solve problems that can be related to the real world, and as everything in this universe follows a pattern, the subject of mathematics can be applied in many instances. Students can understand these concepts effortlessly with the help of the CBSE Notes given at BYJU’S.

Students can access CBSE Class 9 notes of maths by clicking on the links provided in the table given below.

CBSE Maths Notes For Class 9
Chapter 1 – Number System
Chapter 2 – Polynomials
Chapter 3 – Coordinate Geometry
Chapter 4 – Linear Equations in Two Variables
Chapter 5 – Introduction to Euclid’s Geometry
Chapter 6 – Lines and Angles
Chapter 7 – Triangles
Chapter 8 – Quadrilaterals
Chapter 9 – Circles
Chapter 10 – Heron’s Formula
Chapter 11 – Surface Areas and Volumes
Chapter 12 – Statistics

The following table has chapters that have been removed from the NCERT Class 9 Maths textbook 2023-24. 

Topics Removed from NCERT Class 9 Maths Textbook 2023-24
Areas of Parallelograms

Studying mathematics can be a nightmare for some students as it contains a lot of complex concepts, formulas, and sums, and it basically requires a lot of critical thinking. But again, there are some students who really enjoy solving problems in mathematics. These CBSE Class 9 notes are prepared by referring to CBSE Class 9 syllabus.

With an aim to make math easy, we at BYJU’S are providing a comprehensive set of CBSE Class 9 Maths notes which will help students to study effectively as well as score well in the examination. These maths notes have been prepared by experts for CBSE Class 9, who have further taken great care to use simple language and style so that students are able to understand concepts easily and quickly. These notes act as a great reference tool and will help students have quick revisions of all the chapters before exams.

Frequently Asked Questions on CBSE Class 9 Maths Notes


What is ‘Heron’s formula’?

The area of a triangle can be determined using Heron’s Formula = A = √{s(s-a)(s-b)(s-c)}.


What is ‘Euclid’s geometry’?

Euclidean geometry is the study of plane figures and solid figures on the basis of axioms and theorems employed by the Greek mathematician Euclid.


What are quadrilaterals?

A quadrilateral can be defined as a closed, two-dimensional shape which has four straight sides.


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