Unit Circle Values

Front

What is the value of cos(0°) on the unit circle?

Back

1

Front

What is the value of sec(3π/2)?

Back

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Front

What is the value of cos(90°) on the unit circle?

Back

0

Front

What is the value of tan(7π/4)?

Back

-1

Front

What is the value of cos(4π/3)?

Back

-1/2

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 at 0° on the unit circle?

Back

(1, 0)

Front

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

Back

(0, 1)

Front

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

Back

(-1, 0)

Front

What are the coordinates of the point at 270° on the unit circle?

Back

(0, -1)