Unit Circle Practice

Front

4π/3 is equal to how many degrees?

Back

240°

Front

What are the coordinates of 180° on the unit circle?

Back

(-1, 0)

Front

What is a complete circle in radians?

Back

2π

Front

What is cos 4π/3?

Back

-1/2

Front

What is cos 5π/6?

Back

-√3/2

Front

What is the value of sin 0°?

Back

0

Front

What are the coordinates of 90° on the unit circle?

Back

(0, 1)

Front

What is the value of tan 45°?

Back

1

Front

What is the value of sin 30°?

Back

1/2

Front

What is the value of cos 60°?

Back

1/2