AQA GCSE Mathematics · 8300
Specification G20, G22 · Paper 1, Paper 2, Paper 3
- Revise: Pythagoras and Trigonometry
A calculator function, such as , used to find an angle from a known trigonometric ratio.
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GCSE Mathematics · key term
A calculator operation, such as , used to recover an angle from its trigonometric ratio.
Used by AQA, Edexcel and OCR
Specification G20, G22 · Paper 1, Paper 2, Paper 3
A calculator function, such as , used to find an angle from a known trigonometric ratio.
When finding an angle, use an inverse trigonometric function: or . These are not reciprocals.
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A calculator operation that finds an angle from its sine or cosine, such as .
Specification G20 · Paper 1, Paper 2, Paper 3
Specification 10.05b · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
A function such as , or that finds an angle from a trigonometric ratio.
Use the inverse trigonometric functions to find angles. The in does not mean reciprocal.
Use degree mode for angles given in degrees. Use an inverse trigonometric function to find an angle, not a side.