What is the area of the top surface of a circular manhole cover that has a diameter of 60 centimeters?

asked Jun 18, 2022 158k views

16 votes

by Tapac

4.3k points

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3 votes

Answer:

A≈2827.43cm²

Explanation:

A≈2827.43cm²

d Diameter

Using the formulas

A=πr2

d=2r

Solving forA

A=1

4πd2=1

4·π·602≈2827.43339cm²

Grembo answered Jun 24, 2022

4.9k points

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