Question

The Pythagorean Identity states that:

(sin x)2 + (cos x)2 = 1
Given cos 0 = 8/17, find sin 0.
sin 0 =
[?]
Simplify the fraction.

Answer 1

Explanation:

cos θ=8/17

sin θ=√(1-cos²θ)=√(1-(8/17)²)=√(1-64/289)=√((289-64)/289)=√(225/289)=15/17