Step 3 · Choose a topic · Class 9

Mathematics

See patterns, build shapes and reason with numbers.

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Your suggested learning path

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Explore → practise → quiz → revise. Earlier topics are recommended preparation; every topic stays open.

Start here: Build Pythagoras’ squares →

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Linear equationsExplore

Category2 of 2 topics

01Geometry

Build Pythagoras’ squares

Suggested-level exploration

Build a square on each side of a right triangle. The areas of the two smaller squares add to the area of the square on the hypotenuse. The animation assembles unit tiles to show the area relationship.

Interactive explainer 3-round quiz

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02Algebra

Linear equations

Suggested-level exploration

The slope m controls how steep a line is. The intercept c is where it crosses the vertical axis. Change one parameter at a time and compare the result.

Interactive explainer 3-round quiz

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