1. Measuring Angles

How many radians is $216°$?

If the measure of central angle $ABC$ in a circle of radius $6$ units is $\frac{1}{2}$ radians, what is the area of the shaded sector?

Convert the angle $2.52.5$ radians to degrees, rounding to the nearest tenth.

How many degrees is $\frac{2\pi }{9}$ radians?

How many degrees is $-\frac{\pi }{8}$ radians?

Which of the following radian measures is equal to $180°$?

How many degrees is $-\frac{\pi }{8}$ radians?

An angle measures $2.44$ radians. What is the degree measure of the angle?

Which expression converts $45°$ to radians?

How many radians are in $200°$?

How many degrees are equivalent to $\frac{7}{10}$ radians?

How many radians is $342°$?

Given a central angle of $90°$, which of the following is its measure in radians?

Which of the following is the radian measure of a central angle that subtends an arc equal in length to the radius of the circle?

How many radians are in $27°$?