Find the exact value of each trigonometric function without a calculator. (Use the Unit Circle) 1. sin 315° 2. tan(-π/6) 3. cos (2π/3)

Last updated: 8/3/2022

Find the exact value of each trigonometric function without a calculator. (Use the Unit Circle) 1. sin 315° 2. tan(-π/6) 3. cos (2π/3)