Let θ = arccos(1/2), then A) θ = π/3 and cos θ =1/2 B) θ =

Last updated: 8/4/2022

Let θ = arccos(1/2), then A) θ = π/3 and cos θ =1/2 B) θ = -(π/3) and cos θ = 1/2 C) θ = 5π/3 and cos θ = 1/2 D) θ = -5π/3 and cos θ = 1/2