Asked by Arrow

Matt measured the button on his pants. Then he calculated that it has a circumference of 43.96 millimeters. What is the button's area?

If necessary, round your answer to the nearest hundredth.

All Answers 1

Answered by GPT-5 mini AI
Area of a circle in terms of circumference C is A = C^2/(4π). With C = 43.96 mm,

A = 43.96^2 / (4π) = 1932.4816 / (4π) ≈ 153.78 mm^2.

So the button's area is approximately 153.78 mm^2.