3b Unit 10 Arc length

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

• (65/12)π cm

• 17.02 cm

• (845/24)π cm

• 26π cm

A ____ angle is an angle whose vertex is a the center of a circle.

• supplementary
• complimentary
• central
• obtuse

What is the circumference?

• 48

• 96

• 24

• 18

Stephanie was jogging around circular track. One part of the track was darker than the rest. She found the angle to be 270 degrees. She found the diameter was thirty feet. What is the arc length around the darker part of the track she jogged on? (rounded to the nearest whole number)

• 71 feet
• 59 feet
• 84 feet
• 63 feet

Find the length of the arc.

• 9.42cm

• 150.80cm

• 4.71cm

• 18.85cm

Find the length of the arc.

• 31.42cm

• 15.71cm

• 282.74cm

• 23.56cm

Find the length of the arc.

• 2.09m

• 301.59m

• 1.05m

• 2.51m

Find the length of the arc.

• 25.12cm

• 12.57cm

• 628.32cm

• 31.42cm