Question

If sin Θ = 12 over 37, use the Pythagorean Identity to find cos Θ.

cos Θ = ± 35 over 37

cos Θ = ± 23 over 37

cos Θ = ± 35 over 12

cos Θ = ± 20 over 35

Answer 1

y=12 and z=37\[x ^{2}+y ^{2}= z ^{2}\] Solve for x
\[The \cos \theta = x/z\]