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Math Help - Please Help(area of a circle)

  1. #1
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    Please Help(area of a circle)

    r=10.5
    A=_
    Use 3.14 for pie
    How do I figure this out
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  2. #2
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    Quote Originally Posted by Erynn S View Post
    r=10.5
    A=_
    Use 3.14 for pie
    How do I figure this out
    the formula for are of a circle is A=\pi*r^2

    \pi=3.1416

    r^2=10.5^2 =110.25

    A=3.1416*110.25

    A=346.26
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