GRADE 9 · MATHEMATICS

Grade 9 Mathematics

Learn key Maths concepts with simple explanations, worked examples and practice. Explore each topic at your own pace.

10 TopicsWorked ExamplesPractice Questions

All Mathematics Topics

Select a topic to read the concept, follow a fully worked example and try a question yourself.

Topic 1 · Number SystemsReal numbers include rational and irrational values.Topic 2 · PolynomialsA polynomial combines constant terms and nonnegative integer powers of variables.Topic 3 · Coordinate GeometryOrdered pairs locate points on a Cartesian plane.Topic 4 · Linear Equations in Two VariablesA linear equation in x and y represents a line.Topic 5 · Lines and AnglesVertically opposite angles are equal.Topic 6 · TrianglesCongruent triangles have equal corresponding sides and angles.Topic 7 · QuadrilateralsA parallelogram has opposite sides parallel and equal.Topic 8 · CirclesA radius runs from centre to circumference; diameter is twice radius.Topic 9 · Surface Areas and VolumesVolume of a cuboid is l × b × h.Topic 10 · Statistics and ProbabilityA median is the middle of ordered observations.

Learning guide: topics combine common strands from Indian and international curricula; this is not a claim of exact NCERT, CBSE, ICSE or Cambridge board coverage. The Grade 1 course uses its separate 17-week planner.