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Math Help - pie

  1. #1
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    pie

    I would like to know how our py was worked out 3.14,and what the circumfference of a circle would be if its diameter was 100mm please.
    And is there anyone that has a proof for a circle. Hope I,ve posted on the right thread.
    Thanks
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  2. #2
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    Quote Originally Posted by clifford View Post
    I would like to know how our py was worked out 3.14,and what the circumfference of a circle would be if its diameter was 100mm please.
    And is there anyone that has a proof for a circle. Hope I,ve posted on the right thread.
    Thanks
    this is pie ...





    this is pi ...




    here is a link to information about pi ...

    Pi - Wikipedia, the free encyclopedia
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  3. #3
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    Circumference = \pid = 2 \pir
    Last edited by Xapphire13; October 7th 2009 at 02:26 AM. Reason: pi symbol
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