Circumference of Circles

A bicycle tire has a diameter of 27 inches. How far does the bike travel along the ground when the wheel rotates once?

• 84.78
• 15.5
• 27
• 13

You want to buy the largest pizza in Northern Utah.  You find a pizza that measures 75.36in around.  What is the area that the pizza covers?

• 452.16 in sq
• 12 in sq
• 24 in sq
• 144 in sq

A circular race track has a diameter of 1/2 mile.
How far does a car travel in one lap around the 
track?

• 1 mile
• 0.25 miles
• 1.57 miles
• 15.7 miles

The London Eye has a diameter of 120 meters. If you are sitting in one of the capsules, about how far do you travel in one rotation of the Ferris wheel?

• 180 meters
• ^{380 meters}
• ^{11,300 meters}
• 125 meters

The circumference of a circle is 31.4 meters.  What is the approximate length of the radius?

• 3 m
• 4 m
• 5 m
• 6 m

The Jones family wants to enclose their circular garden with a fence. To the nearest foot, what is the minimum length of fencing they need to buy?

• 56.25 ft
• 246.2 ft
• 365.56 ft
• 392.5 ft

The diameter of a circle is 3 centimeters. What is the circumference?

• 11.5cm2
• 9.42 cm2
• unicorns are awsome
• 45.3 cm2

The distance around the wheel of a truck is 9.42 feet. What is the radius of the wheel?

• 3 feet
• 1.5 square feet
• 1.5 feet
• 29.58 square feet