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20 June, 03:27

To the nearest tenth, what is the area of a circle whose diameter is 9 feet?

Use 3.14 for π.

Enter your answer in the box.

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Answers (2)
  1. 20 June, 04:23
    0
    63.6 is the answer I got.
  2. 20 June, 05:02
    0
    A=πr squared.

    9 divided by 2 = 4.5.

    4.5 times 4.5 = 20.25.

    A = (3.14) (20.25).

    A=63.6.
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