4th Core: Circumference of a Circle

A monster truck tire will travel 12.56 ft in one revolution. What is the radius of the tire?

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Before the baseball season begins, a field manager outlines the "on-deck" circle with chalk and covers the area with dirt.

If the "on-deck" circle has a diameter of 6 feet, about how long is the chalk outline?

• 19 feet

• 38 feet

• 113 feet

• 452 feet

• 27.1 units

• 48.7 units

• 66.3 units

• 69.1 units

• 113 inches

• 226 inches

• 57 inches

• 452 inches

• 40 feet

• 80 feet

• 20 feet

• 60 feet

• 259 inches

• 345 inches

• 173 inches

• 86 inches