The diameter of a circle is 8 miles what is the area?give the exact answer in simplest form.

Muki asked Nov 9, 2023

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Muki asked Nov 9, 2023

by Muki

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22 votes

If the circle has a diameter of 8 miles, then its radius is 4 miles. The area of a circle of radius r can be calculated using the expression:

$A=\pi\cdot r^2$

For this problem, r = 4 miles, then:

$A=\pi\cdot4^2=16\pi\text{ square miles}$

KeepZero answered Nov 13, 2023

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