Circles Arc Length and Sector Area

Find the area of the shaded sector of circle O.  The radius is 6 inches and the central angle is 100°.  Express answer to the nearest tenth of a square inch.

• 9.2 sq. in.

• 10.5 sq. in.

• 31.4 sq. in.

• 38.2 sq. in.

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 69.78 ft²

• 2791.11 ft²

• 558.22 ft²

• 697.78 ft²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 7.14 in²

• 5.23 in²

• 97.34 in²

• 15.7 in²

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 145.31 cm²

• 20.76 cm²

• 581.25 cm²

• 470.13 cm²

Tags

CCSS.HSG.C.B.5

The diagram shows a sector of a circle of radius 4 units, formed from an angle of size 135°.

Find the length of the arc rounded to two decimal places.

Mathematical Equivalence

ON

Tags

CCSS.HSG.C.B.5

Match the answers to the following problems.

• Problem 4

• Problem 2

• Problem 3

• Problem 1

Tags

CCSS.HSG.C.B.5

What is the area of the shaded sector?

• 743.61 cm²

• 655.39 cm²

• 163.85 cm²

• None of the above

Tags

CCSS.HSG.C.B.5

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

• 7/4π

• 7/2π

• 1/8π

• 45π

Tags

CCSS.HSG.C.B.5

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

• 5

• 9

• 8

• 6

Tags

CCSS.HSG.C.B.5

FIND THE ARC LENGTH OF THE BOLDED ARC

• A

• B

• C

• D

Tags

CCSS.HSG.C.B.5