Worked examples showing how to find side lengths in right-angled triangles using the Sine, Cosine and Tangent ratios.

# Category: Geometry and Measures

## Trigonometry: finding angles in right-angled triangles

How to find the size of angles in right-angled triangles using the Sine, Cosine and Tangent ratios.

## Introduction to Trigonometric Ratios

An introduction to Trigonometric (Trig) Ratios in right-angled triangles. How the side lengths are connected to the angles and how to remember the ratios using SOH CAH TOA.