The diameter of a circle is 7 m. Find its area to the nearest tenth.

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Juanjo Salvador asked Sep 12, 2022

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The diameter of a circle is 7 m. Find its area to the nearest tenth.

Mathematics
high-school

Juanjo Salvador asked Sep 12, 2022

by Juanjo Salvador

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27 votes

Answer:

38.5

Explanation:

A = pi*r^2

A = pi*3.5^2

A = pi*12.25

A = 38.465

Fina answered Sep 13, 2022

by Fina

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18 votes

Area = pi x r^2

R = 7/2 = 3.5

Area = 3.14 x 3.5^2

Area = 38.5 m^2

Michael Rutherfurd answered Sep 19, 2022

by Michael Rutherfurd

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