# CBSE Class 9 Maths Formulas

## Important Math Formulas and Equations for CBSE Class 9 - Free PDF Download

Q1. What is the right way to remember the formulas of CBSE Class 9 Maths?

Ans: Since all the formulas of each chapter are based on certain concepts, it is important for students to have a thorough understanding of the chapters in order to be able to remember the formulas. If students are well versed with the foundation of the subject, it becomes really easy to understand how formulas are formed. This eliminates the need for byhearting the formulas for exams. Students should learn how the formulas are derived. Once they know the derivation, there is no need to mug up formulas which might lead to mistakes in the paper. Students must practice a lot of questions based on the formulas so that they easily get in the memory without even trying to memorize them.

Q2. How many chapters are there in CBSE Class 9 Maths NCERT textbook?

Ans: Class 9 Maths CBSE NCERT textbook consists of 15 chapters. These are:

Number System

Polynomials

Coordinate Geometry

Linear Equations in Two Variables

Introduction to Euclid's Geometry

Lines and Angles

Triangles

Quadrilaterals

Areas of Parallelograms and Triangles

Circles

Constructions

Heron’s Formula

Surface Areas and Volumes

Statistics

Probability

Students can find all the formulas related to these chapters on CoolGyan’s site.

Q3. What are the advantages of referring to an online platform for Class 9 Maths formulas?

Ans: Online platforms like CoolGyan ensures that students have all the formulas at one place. This helps in revising the formulas during exam time and solving questions based on them. Students need not even turn the pages of the textbook for referring to formulas. CoolGyan lists out all the formulas of each chapter in the form of PDF files so students need not waste the time in writing down all the formulas and can access chapter-wise formulas online or download the files to avail them offline. These online study materials provide 100% correct formulas along with the derivation of them so that students get a clear idea of the concepts.

Q4. Where can I find the list of important formulas of CBSE Class 9 Maths?

Ans: There are many online platforms available that provide chapter-wise CBSE Class 9 Maths formulas. CoolGyan is one such platform where you can find the formulas of Maths for Class 9 CBSE students. The advantage of using CoolGyan’s platform is that you can find all the formulas are correct and any explanation regarding the formulas that are required are also given to solve problems. These formulas are available in the form of PDF files for each chapter. So, it can be downloaded anytime, anywhere. The motive behind catering to such material is that it can be used offline at once convenience while practising Maths and learning formulas.