SOLUTION: Find the area of a triangle with sides measuring 4m, 5m, and 8m?

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Question 566159: Find the area of a triangle with sides measuring 4m, 5m, and 8m?

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the area of a triangle with sides measuring 4m, 5m, and 8m?
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Use Heron's Law
s = 1/2 the perimeter = (4 + 5 + 8)/2
s = 8.5
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Area+=+sqrt%28s%2A%28s-a%29%2A%28s-b%29%2A%28s-c%29%29
= sqrt%288.5%2A4.5%2A3.5%2A0.5%29+=+sqrt%2866.9375%29
Area =~ 8.18 sq meters