The area of a circle is 0.2826 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 ⇒ r = sqrt(A/π). Circumference C = 2πr = 2π sqrt(A/π) = 2√(πA).

C = 2√(π·0.2826) ≈ 2√(0.8878140839) ≈ 2(0.9422386) ≈ 1.88448

Rounded to the nearest hundredth: 1.88 feet.