How do I find the area of a circle with the diameter of 4

asked Nov 7, 2021 181k views

3 votes

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4 votes

Answer:

use
$a = 1/4\pi d^2\\$

all you have to do is plug 4 into d and then square it, and multiply everything together.

Explanation:

Serdia answered Nov 14, 2021

3.8k points

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