Im Circles

what is the radius of the inner circle?

• 12 in

• 8 in

• 8 ft

• 4 in

A bicycle wheel has a radius of 14.25 inches. What is the approximate circumference of the wheel?

• 22 inches

• 45 inches

• 54 inches

• 89 inches

Tags

CCSS.7.G.B.4

A circular satellite dish antenna has a circumference of about 62.8 inches. Find its diameter

C=2πr

• 21 in

• 20 in

• 19 in

• 21 in

Tags

CCSS.7.G.B.4

The diameter of a bicycle’s tires is 2.5 feet. How many revolutions of the tires does it take to travel 1 mile? Use 5,280 feet = 1 mile. Round to the nearest tenth.

C=2πr

• 668.3 revolutions

• 672.6 revolutions

• 691.4 revolutions

• 673.7 revolutions

• 155.7 m

• 171.4 m

• 531.4 m

• 202.8 m

Tags

CCSS.3.MD.D.8

What is the measure of arc PQ?

• 47

• 57

• 67

• 77

Tags

CCSS.HSG.C.B.5

What is the measure of arc NM?

• 116

• 117

• 118

• 119

Tags

CCSS.HSG.C.A.2

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSF.TF.A.1

Tags

CCSS.HSF.TF.A.1