Arcs and Central Angles Arc Length

What is this called?

• Radius

• Central Angle

• Major Arc

• Inscribed Angle

What is the measure of ∠PTQ?

• 100°

• 140°

• 180°

• 120°

• A

• B

• C

• D

• A

• B

• C

• D

Determine the measure of Arc BA.

• A

• B

• C

• D

Solve for x. 

• 5

• 20

• 40

• 85

What is the measure of arc AD?

• 38

• 142

• 180

• 153

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

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, following minor arc DG, to the nearest foot.

• 40

• 35

• 55

• 69

An angle is a(n) ______ if the vertex is on a circle and the sides of the angle are chords of the circle.

• right angle

• acute angle

• inscribed angle

• intercepted angle