math help, page-63

  1. yotta
    3,229 Posts.
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    20/05/13
    21:07
    Post #: 11786937
    Nothing to solve!
    Everything is there.
    It's a matter of significant figures if you try to prove the equality using the given values.
    As most posters said, PI = p is a dimensionless number (the ratio of a circle's circumference to its diameter).

    1997 Drillers Stuck pipe Handbook


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