When labelling a right-angled triangle, which side is fixed no matter which angle θ\thetaθ you choose?
Hypotenuse.
Perpendicular.
Adjacent.
Opposite.
Flashcards for Edexcel GCSE Maths SOHCAHTOA (Trigonometry), covering the key formulae, methods and definitions you need to recall for Paper 1, Paper 2 and Paper 3. 20 cards, matched to the Edexcel GCSE Maths (1MA1) specification.