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8 December, 17:24

What is the circumference of a circle with a diameter of 30 centimetres?

15

60

90

50

+1
Answers (2)
  1. 8 December, 17:41
    0
    90 because it's closest to the real answer
  2. 8 December, 17:42
    0
    90 or option C

    Step-by-step explanation:

    The formula for finding the circumference of a circle is C = πd

    So all we have to do is substitute 30 centimeters for our d.

    30 * π ≈ 94.25.

    That's closest to 90.

    Therefore, 90 or option C is our answer.
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