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Please help me solve this please and how step by step

Please help me solve this please and how step by step-example-1
User Erfa
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1 Answer

4 votes

Answer:

Explanation:


\text{The area of a circle is}\\ \\ A=(\pi d^2)/(4)\\ \\ d=20ft\\ \\ A=(\pi (20^2))/(4)\\ \\ A=(400\pi)/(4)\\ \\ A=100\pi ft^2

User Jtbr
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