Area and Arcs

Find the value of x.

• 31,3

• 8

• 16.3

• -8

Find the measure of arc NM.

• 60

• 55

• 65

• 180

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB.

• 5/3π

• 9π

• 8/3π

• 6π

Find the arc length.  Leave your answer in terms of π.

• 7/4π

• 7/2π

• 1/8π

• 45π

In circle O, the radius is 4, and the length of minor arc AB is 4.2 feet.  Find the measure of minor arc AB to the nearest degree.

• 90

• 60

• 55

• 113

Find the length of the shaded arc. Use the pi button. Round to the nearest tenth.

Find the area of sector AOB. Use the pi button and 4 decimal places.

Find the area of the shaded sector. Use the pi button and round to the nearest tenth on your final answer.

Find the length of the shaded arc. Round to the nearest tenth. Use the pi key.

Name a minor arc.