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1 May, 00:20

Calculate the length of the circumference of a circle with diameter of 7cm? ~3

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Answers (2)
  1. 1 May, 00:23
    0
    Length of the circumference=perimeter

    Perimeter of a circle=2pir

    Which is 44
  2. 1 May, 00:32
    0
    The calculation for circumference is 2πr or 2 * π (pi=3.14) * radius of a circle

    Since the diameter of this circle is 7cm, and the radius is half of the diameter, 7 : 2 = 3.5

    So, 2*3.14 (π) * 3.5=21.98
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