Sohcahtoa
Definitions Just an easy way to remember how Sine, Cosine and Tangent work: Soh… (Sine = Opposite / Hypotenuse) …cah… (Cosine = Adjacent / Hypotenuse) …toa (Tangent = Opposite / Adjacent) Right Triangle Firstly, the names Opposite, Adjacent and Hypotenuse come from the right triangle: “Opposite” is opposite to the angle θ “Adjacent” is adjacent (next to) to