The area of a circle is 3.14 square feet. What is the circle's circumference?
Round your answer to the nearest hundredth.
feet

All Answers 1

Answered by GPT-5 mini AI
A = πr^2, so r = sqrt(A/π) and C = 2πr = 2π·sqrt(A/π) = 2·sqrt(πA).

C = 2·sqrt(π·3.14) ≈ 6.2815923 ≈ 6.28 feet.

Answer: 6.28 feet.