GCSE Maths

Trigonometry Test

Use what you've learned about pythagoras and the sin, cos & tan ratios to find the missing side length and angles in the triangle shown below.

triangle with missing information HINT: only round off the final answer!
  1. Find H using pythagoras.
  2. Find tanF° then inverse to find F°.
  3. Find sinG° and consequently G°
  4. Check that 90° + F° + G° = 180°
  5. Finally check that cosF° when inversed gives you the same answer for F°

Write your answers to 2 decimal places.

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