Unit Circle Angles in Degrees

Front

What is the Unit Circle?

Back

The Unit Circle is a circle with a radius of 1 centered at the origin (0,0) in the coordinate plane. It is used to define trigonometric functions.

Front

What is the angle in degrees for 0 radians?

Back

0 degrees.

Front

What is the angle in degrees for π/2 radians?

Back

90 degrees.

Front

What is the angle in degrees for π radians?

Back

180 degrees.

Front

What is the angle in degrees for 3π/2 radians?

Back

270 degrees.

Front

What is the angle in degrees for 2π radians?

Back

360 degrees.

Front

How do you convert radians to degrees?

Back

Multiply the radian measure by 180/π.

Front

How do you convert degrees to radians?

Back

Multiply the degree measure by π/180.

Front

What are the coordinates of the point at 0 degrees on the Unit Circle?

Back

(1, 0).

Front

What are the coordinates of the point at 90 degrees on the Unit Circle?

Back

(0, 1).