The Unit Circle

Front

Look at the image and answer the question.

Back

B

Front

Back

A

Front

Look at the image and answer the question.

Back

B

Front

Look at the image and answer the question.

Back

C

Front

Look at the image and answer the question.

Back

B

Front

Look at the image and answer the question.

Back

A

Front

Look at the image and answer the question.

Back

B

Front

For what angles are sine and cosine the same? Options: 0^o, 45^o and 135⁰, 45^o and 225⁰, 45^o and 315⁰

Back

45^o and 225⁰

Front

What is the x-value on the unit circle at an angle of 90°?

Back

0

Front

On a point in the unit circle (x,y), what is the x value?

Back

cosine