NCERT Class 9 Maths Book 2025-26: Chapter-wise PDF and Index

NCERT Books Class 9 maths 2025-26 help students master basic to advanced concepts step by step, ensuring full coverage of every maths topic for the academic year. Each chapter in this official CBSE textbook is designed to clear fundamentals and guide practice for school and board exams. NCERT’s clear structure, real-world examples, and well-planned exercises make it essential for both everyday study and final revision.

All content is strictly based on the latest CBSE syllabus, making this textbook reliable and exam-focused. Studying directly from NCERT ensures accuracy, builds your confidence, and prepares you to solve any question pattern asked in the board exams.

NCERT Books Class 9 Maths Chapter-wise Overview

The maths book covers each topic in a sequence, starting from foundational concepts and then layering new ideas as you progress. Every chapter supports exam practice through solved examples and exercises taken directly from NCERT.

Chapter 1: Number Systems

This chapter explains different types of numbers, including rational, irrational, and real numbers. Focus on representing numbers on the number line and understanding their properties for direct CBSE questions.

Chapter 2: Polynomials

You will learn about polynomials, terms, coefficients, degrees, and their zeroes. Pay special attention to factorisation and solving using identities, which appear in exams frequently.

Chapter 3: Coordinate Geometry

This chapter introduces the Cartesian plane and plotting points. Understanding the concepts of axis and coordinates is crucial for graph-based questions.

Chapter 4: Linear Equations in Two Variables

Here, you’ll work with equations that have two variables and learn how to plot their graphs. Practice forming equations from given statements, as this is key for exams.

Chapter 5: Introduction to Euclid’s Geometry

Explore Euclid’s definitions, postulates, and axioms. Understand how modern geometry builds on these basics, especially the section on proofs.

Chapter 6: Lines and Angles

Study the relationship between different lines, types of angles, and properties related to parallel lines. Focus on theorems involving pairs of angles as these are commonly asked.

Chapter 7: Triangles

Learn about different triangles, their properties, congruency criteria, and basic proportionality theorems. Pay close attention to proofs and statement-reason questions.

Chapter 8: Quadrilaterals

This chapter covers properties of quadrilaterals and their diagonals. Focus on theorems related to parallelograms and mid-point lines for your revision.

Chapter 9: Areas of Parallelograms and Triangles

Understand area concepts by comparing triangles and parallelograms on the same base. Concentrate on statement and proof-type questions for this chapter.

Chapter 10: Circles

Study the properties of circles, chords, tangents, and cyclic quadrilaterals. Exam questions often focus on tangent properties and related theorems.

Chapter 11: Constructions

This chapter teaches you how to make geometric constructions using compass and ruler. Practice precise steps, especially for bisecting angles and constructing triangles.

Chapter 12: Heron’s Formula

Learn to find the area of triangles when all three sides are given, without height. Focus on solving word problems and applying Heron’s formula step by step.

Chapter 13: Surface Areas and Volumes

Explore formulas for the surface area and volume of cubes, cuboids, cylinders, cones, and spheres. Pay close attention to changes in dimensions and combined solids problems.

Chapter 14: Statistics

Study the basics of data collection, frequency tables, mean, median, and mode. Understand how to solve exam questions on finding averages and representing data.

Chapter 15: Probability

This chapter introduces the concept of probability through simple experiments and theoretical approaches. Practice problems based on daily-life examples and simple calculations.

Why NCERT Books by Vedantu Are Useful for CBSE Students

NCERT books support you with systematic explanations, key examples, and standard questions, matching what you need for CBSE exams. These books help you build a strong maths base and make revision smoother, so you stay prepared and confident throughout the year.

• Directly aligned with CBSE syllabus.
• Clear explanations and authentic definitions.
• Helpful for school exams and board preparation.
• Strong base for revision and reference.

How NCERT Books Help in CBSE Exam Preparation

NCERT Maths Book for Class 9 and NCERT solutions cover all important concepts needed for CBSE exams. The chapter-wise PDF content is essential for easy revision and correct problem practice.

• Concepts asked directly in CBSE exams.
• Supports descriptive and application questions.
• Ideal for last-minute revision.

Read each maths chapter carefully, solve the in-text questions, and keep revising regularly. Consistent practice from NCERT will boost your confidence and help you do well in your exams.