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2 May, 13:12

What is the circumference of the circle in terms of pi radius is 20 in.

20 pi in

40 pi in

60 pi in

400 pi in

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Answers (1)
  1. 2 May, 13:34
    0
    Circumference is given by

    C=2πr

    From the information:

    r=20 in

    thus

    C=2*π*20

    C=40π inches
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