point P(θ ) is at the intersection of the unit circle and the terminal arm or angle θ . determine coordinates of P for each of the following points...

Question

a. P(5π /6)

b. P (5π/3)

c. P (-5π/4)

Answer 1

a) P(5π/6) = (- √3/2, 1/2)

b) P(5π/3) = (1/2, - √3/2)

c) P(- 5π/4) = (- √2/2, - √2/2)