Arc Length

A central angle measure 4.5 radians and has an arc of 35 inches. What is the radius of the circle?

• 7.78 inches

• 8.21 inches

• 157.5 inches

• 7 inches

Tags

CCSS.HSG.C.B.5

A circle has radius 12 inches. A central angle intercepts an arc of length 36 inches. What is the radian measure of the central angle?

• 3 radian

• 2 radian

• 6 radian

• 9 radian

Tags

CCSS.HSF.TF.A.1

The diameter of a circle is 8 centimeters. A central angle of the circle intercepts an arc of 12 centimeters. What is the radian measure of the angle?

• 3

• 4

• 8π

• 3/2

Tags

CCSS.HSF.TF.A.1

Find the arc length of the bolded arc in the picture.

• A

• B

• C

• D

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.  Leave your answer in terms of π.

• 7/4π cm

• 7/2π cm

• 1/5π cm

• 45π cm

Tags

CCSS.HSG.C.B.5

Find the arc length of the bolded arc.

• A

• B

• C

• D

Tags

CCSS.HSG.C.B.5

What is the arc length of minor arc AB?

• 5.23

• 103

• 33.33

• 50

Tags

CCSS.HSG.C.B.5

Find the arc length of the sector. Round your answer to the nearest tenth.

• 8.7 m

• 7.9 m

• 3.9 m

• 11.8 m

Tags

CCSS.HSG.C.B.5