Practice Test Circles Arcs and Sectors

Find the length of the bold arc.Leave pi in your answer.

• 5688π ft

• 15.8π ft

• 150.4π ft

• 54,150 ft

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 area of each sector.

• 52.4 in²

• 18,864 in²

• 60 in2

• 10.47 in

What is the area of the shaded region? Round to the nearest hundredth.

• 8π/3

• 2π/3

• 32π/3

• 4π/3

What is the length L called?

• major arc

• tangent

• minor arc

• sector

Round all intermediate steps to the nearest thousandth. Enter only a number in the blank.

Mathematical Equivalence

ON

Give an example of a major arc

• arc JH

• arc HI

• arc JLH

• arc JL

Find the area of each sector.

• 4248 m²

• 7.9 m²

• 2827.4 m²

• 11.8 m²

What is the area of sector​ GPH?

• 9π yd²

• 32π yd²

• 18π yd²

• 6π yd²