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What is the circumference of a circle when r=2.2

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  1. 8 May, 11:00
    0
    Use 2πr

    So 2π times 2.2

    = 13.823008

    Or 13.82 (2dp)
  2. 8 May, 11:03
    0
    Circumference is 2 (3.14) r. 2 (3.14) (2.2). (6.28) (2.2) The circumference is approximately 13.816.
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