Duelling Mathematicians

About this topic

Practise setting up sine, cosine and tangent calculations from right-angled triangle diagrams.

This topic covers

• identifying opposite, adjacent and hypotenuse sides
• choosing sine, cosine or tangent
• finding a missing side
• finding a missing angle with inverse trigonometry

Example question types

• choose a sine calculation for a missing side
• choose an inverse cosine calculation for an angle
• identify a tangent setup from a right-angled triangle