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A triangle with a height of 12 square inches has an area of 42 square inches. How long is the base of the triangle?

Guest May 11, 2017
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area of triangle = (1/2)(base)(height)

42 in2 = (1/2)(base)(12 in)

42 in2 = (base)(6 in)

 

Divide both sides by 6 in.

7 in = base

hectictar  May 11, 2017

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