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30 August, 00:07

Find the radius of the circle with an area of 153.9 in? Use 3.14 for T.

A. 3.5 in.

B. 7 in.

D. 14 in.

C. 7.9 in.

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Answers (1)
  1. 30 August, 01:55
    0
    B. 7 in.

    Step-by-step explanation:

    Area = A = pi r^2

    r^2 = A / pi

    r = √ (A / 3.14)

    = √ (153.9 / 3.14)

    = 7 in.
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