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12 December, 15:12

The radius of a semicircle is 3 inches. What is the semicircle's diameter?

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Answers (2)
  1. 12 December, 15:32
    0
    6 inches

    Step-by-step explanation:

    Diameter = 2 * radius.

    Because the radius is 3, the diameter is 6.
  2. 12 December, 18:11
    0
    6 inches

    Step-by-step explanation:

    The diameter is twice the radius, or

    d=2r

    We know the radius is 3, so we can substitute that in

    d=2*3

    Multiply 2 and 3

    d=6

    So, the diameter is 6 inches
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