Unit Circle & Trig

Front

What is the exact value of sin (π/4)?

Back

√2∕2

Front

What is the exact value of cos (5π/6)?

Back

-√3/2

Front

What is the exact value of cos (60°)?

Back

1/2

Front

What is the exact value of sin (150°)?

Back

1/2

Front

Coordinates of 60° on the unit circle?

Back

(1/2, √3/2)

Front

Exact coordinates of  3π/4 on the unit circle?

Back

(−√2∕2, √2∕2)

Front

Find the exact value of the cos (225⁰)

Back

-√2/2

Front

At θ = 30°, what is the equivalent angle measure in radians? Options: π/2, π/3, π/4, π/6

Back

π/6

Front

Radian measure corresponding to a point on the unit circle: π/4, 3π/2, 5π/4, 7π/3

Back

5π/4

Front

Back