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Find the area of a circle with a radius of 21 inches. Use 22/7 for pi .

Find the area of a circle with a radius of 21 inches. Use 22/7 for pi .
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Find the area of a circle with a radius of 21 inches. Use 22/7 for pi .

User InvalidSyntax
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1 Answer

3 votes

Answer:

okay so the area is 1386inches2

Explanation:


area \: of \: a \: circle = \pi {r}^(2) \\ = (22)/(7) * {21}^(2) \\ = (22)/(7) * 441 \\ = 1386 {inches}^(2)

User Byouness
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