Learn and revise trigonometric ratios of sine, cosine and tangent and calculate angles and lengths in right-angled triangles with GCSE Bitesize AQA Maths.

Write each term (part) of the equation into the correct space in a formula triangle. 𝒐 is the numerator (top) of the fraction in the equation, so 𝒐 goes on the top of the formula triangle.

The class Trigonometry: Sine, Cosine, and Tangent discusses the three basic ratios that are the basis for trigonometry. Trigonometry is based on the specific relationships between the sides and angles ...