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8 June, 06:24

A circle has a diameter of 9.

What is the circumference of the kircle in feet?

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Answers (2)
  1. 8 June, 06:38
    0
    C = 9pi or approximately 28.26

    Step-by-step explanation:

    We can find the circumference by using

    C = pi*d

    C = pi * 9

    We can approximate pi by 3.14

    C = 3.14 * 9

    28.26
  2. 8 June, 06:44
    0
    28.26

    Step-by-step explanation:

    C = 2 π r

    = d π

    = 9 * 3.14

    = 28.26
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