Math

A triangle has side lengths of 172m, 155m, and 200m. calculate the area.

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  1. this is imposible uless it is a right triuabgle. You need to knw the height.

    formula is:
    b*h
    A= ----
    2

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  2. Use Heron's formula. Given sides a, b, c of a triangle, let s = (a+b+c)/2. Then A = sqrt(s(s-a)(s-b)(s-c))

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