Class 9 Mathematics

Explore all math topics for Class 9. Choose your board below to see the relevant curriculum topics.

Tamil Nadu State Board (Samacheer Kalvi Tamil Medium) Topics

9 topics · 9 available now

9 ready to practice

Set notation, types of sets, Venn diagrams, operations on sets, and De Morgan's laws.

Rational and irrational numbers, decimal expansion, surds, and rationalisation.

Polynomials, factorisation, algebraic identities, and linear equations in two variables.

Triangles, quadrilaterals, circle theorems, and geometric constructions.

Cartesian plane, distance formula, section formula, and area of triangle.

Trigonometric ratios, standard angles, complementary angles, and identities.

Surface area and volume of cubes, cuboids, cylinders, cones, and spheres.

Measures of central tendency — mean, median, mode for grouped and ungrouped data.

Classical probability, experimental probability, and complementary events.