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Heron's Formula

Revision as of 16:26, 17 June 2006 by Tz (talk | contribs)
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Sometimes called "hero's formula", it states that for any triangle with side lengths a, b, and c,

$A=\sqrt{s(s-a)(s-b)(s-c)}$ where $s=\frac{a+b+c}{2}$ and A=area

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