# Pythagoras Theorem

Pythagoras’ Theorem allows you find the length of the third side of a right-angled triangle if you know the lengths of the other two sides. The tutor illustrates this with diagrams and shows you how it work… more

Pythagoras’ Theorem allows you find the length of the third side of a right-angled triangle if you know the lengths of the other two sides. The tutor illustrates this with diagrams and shows you how it works. In this GCSE Maths revision video, our GCSE Maths tutor discusses Pythagoras Theorem.