Angles and Degrees and Radians

Find the measure of the angle marked in red.

• -200°

• 200

• -110°

• 110°

Find the reference angle.

• -65°

• 125°

• -55°

• 55°

Find the reference angle.

• -15°

• 15°

• -165°

• 165°

Find the reference angle.

Find the reference angle.

Find the exact value of the trig function.

• -1

• 1

Find the exact value of the trig function.

• 0

• 1

• -1

Find the exact value of the trig function.

• 0

• 1

• -1

Find the exact value of the trig function.

• 1

Find the exact value of the trig function.

• 1

• -1