Angles and Circle

In a​ circle, a 90° sector has area 64π in². What is the radius of the​ circle?

• 16 in

• 32 in

• 64 in

• 128 in

Tags

CCSS.HSG.C.B.5

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

Tags

CCSS.HSG.C.B.5

What is the value of x?

• 18

• 8

• 10

• 30

Tags

CCSS.HSG.C.A.2

Find CE.

• 12

• 16

• 18

• None of these

Tags

CCSS.HSG.C.A.2

What is the measure of arc AD?

• 137

• 136

• 135

• 134

Tags

CCSS.HSG.C.A.2

Find m∠UST.

• 119°

• 163°

• 44°

• 61°

Tags

CCSS.HSG.C.A.2

Find the measure of minor arc  AC.

• 76°

• 135.5°

• 70.5°

• 65°

Tags

CCSS.HSG.C.B.5

Find the measure of minor arc KM.

• 255°

• 105°

• 210°

• Cannot be determined.

Tags

CCSS.HSG.C.B.5

What is the measure of angle 1?

• 120

• 40

• 30

• 60

Tags

CCSS.HSG.C.A.2

Find the missing arc indicated by the question mark.

Tags

CCSS.HSG.C.B.5