Unit Circle Practice

Front

What is the value of sin(3π/2)?

Back

-1

Front

What is the value of cos(0°)?

Back

1

Front

In which quadrant is the angle 2π/3 located?

Back

II

Front

For what angles are sine and cosine equal?

Back

45° and 225°

Front

What is the terminal point corresponding to the angle 3π/2?

Back

(0, -1)

Front

What is the definition of the unit circle?

Back

A circle with a radius of 1 centered at the origin of a coordinate plane.

Front

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

Back

(0, 1)

Front

What is the sine of 45°?

Back

√2/2

Front

What is the cosine of 60°?

Back

1/2

Front

What is the tangent of 30°?

Back

√3/3