Sine and Cosine Relationships

Find the trig value.

• A

• B

• C

• D

Find the trig value.

• A

• B

• C

• D

Find the trig value.

• A

• B

• C

• D

Find the trig value.

• A

• B

• C

• D

For what angles are sine and cosine the same?

• 0^o

• 45^o and 135⁰

• 45^o and 225⁰

• 45^o and 315⁰

At what angles do the sine and cosine functions have equal values in the first quadrant?

• 30^o

• 45^o

• 60^o

• 90^o

At what point are sine and cosine the same value?

• 0

• 90

• 45

• 60

Which of the following choices is equal to sin 53ο?

• cos 37ο

• cos 53ο

• sin 37ο

What is the cos 17 in terms of sine?

• sin 63

• sin 73

• sin 17

• cos 73

At what angle are sine and cosine the same value?