Mathematics, 26.06.2019 21:50 leahphi

Find the area of a triangle with a=20, b=30, and c=40 a.)400.5 units^2 b.)364.0 units^2 c.)290.5 units^2 d.)284.25 units^2

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Find the area of a triangle with a=20, b=30, and c=40 a.)400.5 units^2 b.)364.0 units^2 c.)290.5 uni...