Video Lectures of Mathematics Olympiad for Class 9
Watch free video lectures for Mathematics Olympiad for Class 9 covering all chapters/topics as per the latest syllabus in 2026. These concept videos, recorded lectures, and audio notes are designed to help Class 9 students understand every topic clearly — anytime, anywhere. Start learning on EduRev.
Number System
| Introduction to Number System 05:58 min |  |
| What are Rational Numbers? 02:29 min |  |
| Locating Irrational Numbers on a Number Line 10:53 min |  |
Polynomials
| What Are Polynomials? 11:09 min |  |
Coordinate Geometry
| Detailed Explanation: Coordinate Geometry 15:48 min |  |
Linear Educations in Two Variables
| Linear Equations in Two Variables 11:45 min |  |
| Basics of Linear Equations in Two Variables 03:30 min |  |
| Linear Equations in Two Variables 11:23 min |  |
| Graph of a Linear Equation in 2 Variables - 2 02:57 min |  |
| Graph of a Linear Equation in 2 Variables - 1 03:50 min |  |
| Introduction to Linear Equations in two Variables 12:48 min |  |
Introduction to Euclid’s Geometry
| Quick Revision: Introduction to Euclid's Geometry 04:33 min |  |
Triangles
| Quick Revision: Triangles 05:51 min |  |
| Congruency of Triangles - 1 05:13 min |  |
| Congruency of Triangles - 2 03:10 min |  |
Quadrilaterals
| Quick Revision: Quadrilaterals 05:18 min |  |
Circles
| Circles | Class 9 Mathematics | Complete Chapter Guide 09:27 min |  |
| Basic Concepts of a Circle and its Related Terms 08:22 min |  |
Heron’s Formula
| Quick Revision: Heron's Formula 04:59 min |  |
Surface Area and Volume
| Video: Surface Areas and Volumes 06:26 min |  |
| Surface Areas and Volumes 29:54 min |  |
Statistics
| Video: Statistics 05:03 min |  |