Unit Circle

Front

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

Back

0

Front

For what angles are sine and cosine equal?

Back

45° and 225°

Front

What is the length of the hypotenuse of any right triangle from the center of the unit circle to an edge?

Back

1

Front

What is the value of cos(30°) on the unit circle?

Back

√3/2

Front

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

Back

1

Front

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

Back

1

Front

What is the value of sin(180°) on the unit circle?

Back

0

Front

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

Back

0

Front

What is the value of sin(45°) on the unit circle?

Back

√2/2

Front

What is the value of cos(45°) on the unit circle?

Back

√2/2