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24 January, 08:42

If the radius of a circle is 3.12 inches, what is the approximate area if you use 3.14 for and the area is rounded to the nearest tenth?

A. 19.5 square inches

B. 19.6 square inches

C. 30.5 square inches

D. 30.6 square inches

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Answers (2)
  1. 24 January, 10:09
    0
    To solve the area of a circle, you need to use the following equation.

    A=p•r^2; p is pi

    Let’s solve and plug in the values.

    3.14•9.7344

    30.6

    So D, the area is 30.6 inches squared.
  2. 24 January, 10:17
    0
    Answer is D

    ...
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