Angles and Measures Unit Circle

Which quadrant is 135° in?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Which quadrant is 2π/3 in?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Which quadrant is -5π/6 in?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

Convert 40⁰ to radians.

• 2π/3

• 2π/9

• 4π/5

• -2π/3

Convert -3π/5 to degrees.

• -108⁰

• -210⁰

• -160⁰

• 78⁰

Which quadrant is -500^o in?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

What quadrant is -285° in?

• Quadrant I

• Quadrant II

• Quadrant III

• Quadrant IV

What are the negative and positive coterminal angles of 240°?

• 540°, -120°

• 600°, -120°

• 425°, -240°

• 120°, -135°

Which angle is coterminal with an angle measuring 17π/4 radians?

• π ∕ 3

• 5π ∕ 4

• π ∕ 4

• 13π ∕ 4

Which angle is coterminal with an angle measuring π/5 radians?

• -3π/5

• -4π/5

• -9π/5

• -7π/5