Question

A truck tire has a diameter of 3 feet how far will the truck travel with 20 rotations of the tire?

Answer 1

C

Explanation:

Diameter is 3 feet, and the radius is half the diameter.

• Radius = 3/2 = 1.5 feet

Circumference

• 2 × π × 1.5
• 3π

Distance travelled in 20 rotations

• 20 x 3π
• 60π ft
• C

Answer 2

60 ft

Explanation:

3 times 20 is 60 ft so there is your answer