Unit Circle Radians

Front

What are the exact coordinates of 3π/4 on the unit circle?

Back

(−√2∕2, √2∕2)

Front

Find an angle coterminal with an angle which measures 11π/3.

Back

17π/3

Front

What is the value of tan 7π/4?

Back

-1

Front

How many radians are in a full circle?

Back

2π

Front

What is 7π/4 radians in degrees?

Back

315

Front

Define the unit circle.

Back

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

Front

What is the relationship between degrees and radians?

Back

180 degrees = π radians.

Front

What is the sine of π/2?

Back

1

Front

What is the cosine of π?

Back

-1

Front

What is the tangent of 0 radians?

Back

0