Question

Andrew wanted to know the circumference of his bicycle tires he measured the radius which is 13 inches what is the circumference of the tire

Answer 1

81.64 inches

Explanation:

The equation to find the circumference is

C = 2(3.14) (r)

C = 2(3.14) (13)

C = 81.64 inches

So, the circumference of the tire is 81.64 inches