Class 9 Mathematics
Explore all math topics for Class 9. Choose your board below to see the relevant curriculum topics.
International Baccalaureate (MYP) Topics
14 topics · 14 available now
Real Number System
Classify real numbers, work with surds, and understand the completeness of the number line.
Quadratic Expressions
Expand, factorize, and simplify quadratic expressions; complete the square.
Coordinate Geometry
Apply distance and midpoint formulas, find gradients, and write equations of lines.
Linear & Non-Linear Functions
Analyze and graph linear, quadratic, and exponential functions and their transformations.
Circle Geometry
Explore angle properties of circles, tangent-chord relationships, and inscribed angles.
Trigonometry Introduction
Define trigonometric ratios for right triangles and solve problems involving angles of elevation.
3D Geometry
Calculate surface area and volume of pyramids, cones, and spheres; solve composite solid problems.
Statistics (Measures of Spread)
Calculate range, interquartile range, and interpret box plots and cumulative frequency diagrams.
Probability (Combined Events)
Calculate probabilities of combined events using addition and multiplication rules.
Mathematical Modeling
Develop mathematical models for complex situations and evaluate their effectiveness.
Logic & Proof
Construct logical arguments, use deductive reasoning, and write simple geometric proofs.
Logarithms
Define logarithms, apply laws of logarithms, and solve exponential equations.
Exact Trigonometric Values
Calculate exact values of sin, cos, tan for standard angles (30, 45, 60 degrees).
Sequences & Series
Identify arithmetic and geometric sequences; find nth terms and partial sums.