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13 August, 05:52

What is the area of a circle that is 3 inches?

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Answers (2)
  1. 13 August, 09:25
    0
    28.26 in²

    Step-by-step explanation:

    Radius = 3

    Area = pi * r²

    3.14 * 3²

    28.26
  2. 13 August, 09:44
    0
    28.27 inches^2

    Step-by-step explanation:

    The area of a circle can be found using:

    a = pi * r^2

    We know r, or the radius is 3, so we can substitute that in

    a = pi * 3^2

    a=pi * 9

    a=28.2743339 ...

    The area is about 28.27 inches^2
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