Overview

Use Pythagoras’ Theorem to calculate missing sides of a right angled triangle

Use Trigonometry to calculate missing sides and angles of a right angled triangle

Exact values of sine, cos and tan for 0, 30, 45, 60 and 90 degrees

Problems involving Pythagoras and trigonometry including bearings

Example Key Words

Pythagoras’ Theorem, Trigonometry (sine, cosine, tangent), hypotenuse, adjacent, opposite