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14 October, 07:17

Diameter = 8 cm circumference =

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Answers (2)
  1. 14 October, 08:44
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    The formula for circumference is π*r*r (r=radius) to get the radius you do diameter:2 =, in this case the radius is 4cm π*4*4 = 50.26cm circumference
  2. 14 October, 09:50
    0
    The formula to find circumference if you have diameter is:

    pi multiplied by diameter.

    So, 3.14*8 = 25.12 cm

    The circumference of the circle is 25.12 cm.
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