Mathsaurus

Get Ready to Start A-Level Maths

Sine and Cosine Rules and the Area of a Triangle Formula

In this short course, you'll learn about the sine and cosine rules, the formula for the area of a triangle (1/2 ab sin C) and try a range of practice problems with video solutions.

Arithmetic (Linear) Sequences

This course will teach you different ways to describe sequences and sums of sequences (series) with a particular focus on the arithmetic sequences needed for GCSE and IGCSE maths.

Indices + Surds

In this course you'll learn about the rules of indices as well as how to rationalise surds in both simple and harder cases. You'll also learn about logarithms and the rules for manipulating them.

Get Ready for the First Maths Challenge

Try real past paper questions from the Matheamatical Association's First Maths Challenge (ages 7-9) with video hints and solutions in this totally free course.

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