Length of an Arc

Use 3.14 for π. Round to 3 significant figures.

• 23.6 cm

• 90 cm

• 36 cm

• 47.1 cm

• none of those

• 12π cm

• 16π cm

• 13 cm

• 18 cm

• none of those

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

• 7/4π

• 7/2π

• 1/8π

• 45π

Find the arc length of the bolded arc. Give your answer in terms of π.

• (65/12)π cm

• 17.02 cm

• (845/24)π cm

• 26π cm

FIND THE ARC LENGTH OF THE BOLDED ARC

• A

• B

• C

• D

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

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 ARC LENGTH OF THE BOLDED ARC

• A

• B

• C

• D

Find the length of the bold arc.

• 61.3ft

• 20.4ft

• 7351.3ft

• 22,068ft

What is the arc length of minor arc AB?

• 5.23

• 103

• 33.33

• 50