Question

Find the circumference of a circle with a radius of 31 1/2

yards. Use 3.14 for π. Write your answer as a decimal rounded to the nearest hundredth.

Answer 1

977.03

Explanation:

C=2πr=2·π·155.5≈977.03532 = 977.03

Answer 2

Explanation:

Circle

Solve for circumference

C≈977.04

Radius

155.5

Solution

C=2πr=2·π·155.5≈977.03532 = 977.03