Circle Central Angles

Find the measure of <B

• 4

• 20

• 10

• 47

Find the measure of arc JH

• 75

• 130

• 105

• 95

Find the arc length of the bolded section.

• 31.5π

• 6.2π

• 2.5π

• 240.8π

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

When she is outdoors, Tasha, the dog, is tied to a stake in the center of a circular area of radius 24 feet. The angle between her dog house and her favorite hydrant is 165 degrees.  What is the length of the arc from her dog house to the hydrant to the nearest foot.

• 76

• 35

• 151

• 69

• a
• b
• c
• d

Name a major arc.

• BA

• BDA

• BCD

• DA

Match each of the parts with the best choice.

• Diameter

• AC

• Major Arc

• AEC

• Minor Arc

• AB

• Central angle

• ACB

• Semicircle

• BOC

Find the measure of arc MN.