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    kapilbajaj's Avatar
    kapilbajaj Posts: 4, Reputation: 1
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    #1

    Feb 2, 2011, 08:56 PM
    The altitude
    The altitude to the base of an isoceler triangle is 8. if the perimeter of the triangle is 32.find the area of the triangle
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Feb 3, 2011, 12:52 AM

    The sum of all 3 sides is 32.

    The altitude is 8.



    You know that:

    a + a + b = 32

    Then, from Pythagoras' theorem,



    Find a and b, then use:



    where h is the altitude, which is 8
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