Standard Position Radian

Which of the following degree measures is represented by this diagram?

Find an angle coterminal with an angle which measures 11π ∕ 3.

• 17 π / 3

• 4π ∕ 3

• π ∕ 3

• 8π ∕ 3

Convert -40^o into Radians

• -4π / 8

• -8π / 9

• -2π / 9

• -5π / 8

Which of the following degree measures is represented by this diagram?

What is 2π/3 radians in degrees?

• 150°

• 120°

• 180°

• 30°

Estimate the angle to the nearest one half radian

• 8.5 radians

• 2.5 radians

• 1.0 radians

• 3.5 radians

• 4.0 radians

Estimate the angle to the nearest one-half radian

• 1.0m radians

• 7.0 radians

• 6.5 radians

• 3.5 radians

• 420.0 radians

• II

• III

• IV

• I

• The angle lies on a coordinate axis

Determine the quadrant in which the angle lies. (The angle measure is given in radians).

• IV

• I

• II

• III

• The angle lies on a coordinate axis

Determine the quadrant in which the angle lies (The angle is given in radians)
\frac{\pi}{9}

• I

• II

• III

• IV

• The angles lies on a coordinate axis