Mathematics for IGCSE & O level - Pythagoras' Theorem And Trigonometry (Section 5 - No. 16)
What does 'CAH' stand for in SOHCAHTOA?
Cosine = Opposite / Hypotenuse
Cosine = Adjacent / Hypotenuse
Cosine = Opposite / Adjacent
Cosine = Adjacent / Opposite
Explication
CAH: Cosine = Adjacent / Hypotenuse.