Arcs Chords and Angles

In circle O, the radius is 4, and the measure of minor arc AB is 120 degrees. Find the length of minor arc AB.

• 5/3π

• 9π

• 8/3π

• 6π

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

• 7/4π

• 7/2π

• 1/8π

• 45π

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.

• 40π feet

• 35π feet

• 11π feet

• 22π feet

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

In circle Z, arc WUX=160.

Find arc UX.

• 40

• 80

• 160

• 180

Use chords to solve for x

• x = 3 cm

• x = 4 cm

• x = 5 cm

• x = 6 cm

Use chords to solve for x

• x = 35^o

• x = 50^o

• x = 70^o

• x = 140^o

Find the degree measure of Arc WV.

• 167

• 23

• 20

• 172

Solve for x (arc WQ)

• x = 49.5

• x = 45

• x = 99

• x = 147

• 278⁰
• 297⁰
• 90⁰
• 105⁰