PLEASE ANSWER THESE QUESTIONS!!

Question

1. find cotθ if sinθ = 12/13
2. find θ given cosθ = 3/8

Answer 1

If sin x = 12/13, you find cos x from the identity sin(x)^2 + cos(x)^2 = 1, then cot x = cos x / sinx

Use calculator or table to find what angle corresponds to a cosine value of 0.375 (arccos or cos -1 function).