Exam tips, study plans and formula help

This chapter is about circles. It defines a circle, its chords, arcs and symmetries, and then proves twelve theorems about chords, the...

This chapter explains what an algebraic identity is and proves the main identities for squares and cubes using area and volume models....

This chapter tells the story of numbers, from counting with pebbles to zero, integers, rational numbers and irrational numbers. It explains Brahmagupta's...

This chapter starts with algebraic expressions and polynomials in one variable, and then focuses on linear polynomials of the form ax +...

This chapter shows how a system of coordinates lets us fix the exact position of any point using numbers. We learn the...

This chapter gives the area formulas for rectangles, triangles, parallelograms, rhombuses, trapeziums and other polygons. It also explains key area results and...

This chapter uses algebra to explain number tricks and puzzles. It covers think-of-a-number tricks, number pyramids, calendar grids, divisibility tricks and how...

This chapter is about understanding data. It covers the mean and median, how they change when data changes, finding them from a...

This chapter explores fractals, solid shapes and their nets, shortest paths on a cube and views of solids. It gives counting rules...