# math

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calculate the area of a triangle with side lengths 83.75, 110.65, and 90

• math -

Using Heron's formula,
the semi-perimeter is (83.75+110.65+90)/2 = 142.2
a = √(s(s-a)(s-b)(s-c))
= √((142.2)(142.2-83.75)(142.2-110.65)(142.2-90))
= 3699.79

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