CBSE Class 9 Maths Syllabus 2026-27
Subject Code: 041 | Academic Year: 2026-27
The CBSE Class 9 Maths syllabus 2026-27 covers 6 units and 12 chapters. Theory paper carries 80 marks with 20 marks for internal assessment. Geometry carries the highest weightage (27 marks), making chapters like Triangles, Circles and Quadrilaterals the most important for the annual exam. Class 9 Maths also builds the foundation for Class 10 board exam topics — a strong base now makes Class 10 preparation significantly easier.
Marks Distribution
| Unit | Unit Name | Marks |
|---|---|---|
| I | Number Systems | 10 |
| II | Algebra | 20 |
| III | Coordinate Geometry | 4 |
| IV | Geometry | 27 |
| V | Mensuration | 13 |
| VI | Statistics and Probability | 6 |
| Theory Total | 80 | |
| Internal Assessment | 20 | |
| Grand Total | 100 | |
Unit-wise Syllabus
Unit I: Number Systems
10 marks- Review of representation of natural numbers, integers, rational numbers on the number line
- Rational numbers as recurring or terminating decimals, operations on real numbers
- Examples of non-recurring, non-terminating decimals — irrational numbers, definition of real numbers
- Representation of terminating/non-terminating recurring decimals on number line and their representation as rational numbers
- Rationalisation of real numbers — laws of exponents for real numbers
Unit II: Algebra
20 marks- Polynomials — definition, degree, coefficients, zeroes, remainder theorem, factor theorem, factorisation, algebraic identities
- Linear Equations in Two Variables — introduction, solution of a linear equation, graph of a linear equation, equations of lines parallel to x-axis and y-axis
Unit III: Coordinate Geometry
4 marks- Cartesian system — coordinate axes, plotting points in the plane, connecting with Algebra
Unit IV: Geometry
27 marks- Introduction to Euclid's Geometry — Euclid's definitions, axioms and postulates
- Lines and Angles — basic terms, intersecting lines, parallel lines, angle sum property of a triangle
- Triangles — congruence criteria (SAS, ASA, SSS, RHS), properties of isosceles triangle, inequalities in a triangle
- Quadrilaterals — angle sum property, types, properties of parallelogram, mid-point theorem
- Circles — tangent and chord properties, angle subtended by a chord, cyclic quadrilateral, equal chords and their distances
Unit V: Mensuration
13 marks- Areas — area of a triangle using Heron's formula, area of quadrilaterals
- Surface Areas and Volumes — surface area and volume of cuboid, cube, right circular cylinder, cone and sphere
Unit VI: Statistics and Probability
6 marks- Statistics — collection of data, presentation in tabular form, bar graph, histogram, frequency polygons, mean, median, mode of ungrouped data
- Probability — history, empirical probability, simple problems on single events
Recommended Reference Books
- ★Mathematics Class 9 — NCERT (primary textbook)
- ★Mathematics for Class 9 — R.D. Sharma (most popular supplementary book)
- ★Mathematics for Class IX — R.S. Aggarwal (good for extra practice)
- ★NCERT Exemplar Problems Mathematics Class 9 (higher-order thinking questions)
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How many units are in CBSE Class 9 Maths syllabus 2026-27?▾
CBSE Class 9 Maths has 6 units: Number Systems, Algebra, Coordinate Geometry, Geometry, Mensuration, and Statistics and Probability. Theory paper carries 80 marks with 20 marks for internal assessment.
What is the marks distribution for CBSE Class 9 Maths?▾
Theory paper is 80 marks. Geometry (Unit IV) carries the highest weightage at 27 marks, followed by Algebra (Unit II) at 20 marks, Mensuration (Unit V) at 13 marks, and Number Systems (Unit I) at 10 marks. Internal assessment is 20 marks.
Which chapters are most important in CBSE Class 9 Maths?▾
Triangles, Circles, and Quadrilaterals (from Geometry, Unit IV) together carry the highest marks. Polynomials and Linear Equations in Two Variables (Unit II) are equally important. Heron's Formula and Surface Areas/Volumes (Unit V) are consistent scoring topics.
How many chapters are in CBSE Class 9 Maths 2026-27?▾
CBSE Class 9 Maths has 12 chapters covering Number Systems, Polynomials, Coordinate Geometry, Linear Equations, Euclid's Geometry, Lines and Angles, Triangles, Quadrilaterals, Circles, Heron's Formula, Surface Areas and Volumes, and Statistics.
What are the best reference books for CBSE Class 9 Maths?▾
NCERT Mathematics Class 9 is primary. R.D. Sharma Mathematics for Class 9 is the most widely used supplementary book. For extra practice, R.S. Aggarwal Mathematics for Class 9 is good. NCERT Exemplar Problems in Mathematics Class 9 is excellent for higher-order questions.
Is Class 9 Maths preparation important for Class 10 board exams?▾
Yes. Class 9 Maths builds the foundation for Class 10 board exam topics. Triangles, Circles, and Polynomials from Class 9 directly connect to Class 10 Triangles, Circles, and Polynomials. A strong Class 9 base makes Class 10 board preparation significantly easier.
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CBSE Class 9 Maths — Geometry, Algebra, Polynomials, Mensuration and all chapters covered live with expert tutors.
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