Find the trigonometric point

Question

Find the trig point of (pi/3 - theta). If P(theta)= (r,s).

Answer 1

To find "x" and "y" use sine and cosine.

sin(θ) = opposite/hypotenuse

sin(π/3) = y/1

so y = sin(π/3) = √3/2

cos(θ) = adjacent/hypotenuse

cos(π/3) = x/1

so x = cos(π/3) = 1/2