Quiz: Angles of Rotation, Angle Measure

What is the best estimate of the measure of the angle shown?

• 330º

• –330º

• 150º

• –150º

Which angle is coterminal with 80º?

• 260º

• 440º

• –100º

• –400º

Which of the following angles has a reference angle of 60º?

• 150º

• –300º

• –210º

• 160º

Match each trigonometric function with the correct ratio.

Match each trigonometric function with the correct ratio.

Angle θ is in standard position. What quadrant is the terminal side of θ in if θ measures 472º?

• I

• II

• III

• IV

220º is equal to how many radians?

1 radian is approximately equal to how many degrees?

• 60º

• 57º

• 180º

• 6.28º