Find the exact area of a circle having the given circumference. 8 pi A = a)4√2 pi b)16 pi c)64 pi

Question

Find the exact area of a circle having the given circumference.
8 pi
A =

a)4√2 pi
b)16 pi
c)64 pi

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Jasmine 1 month 2021-11-07T07:42:00+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-11-07T07:43:24+00:00

    Answer: B

    Step-by-step explanation:

    C=8\pi

    C=2\pi r

    Solve for r.

    r=\frac{C}{2\pi}

    r=\frac{8\pi}{2\pi} \\r=4

    The formula for the area is: A=\pi r^2

    A=\pi (4)^2\\A=16\pi

    0
    2021-11-07T07:43:32+00:00

    Answer:

    Answer is B

    Step-by-step explanation:

    The formula for the area is: A=\pi r^2


    A=\pi (4)^2\\A=16\pi

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