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The area of a triangle is 36 square inches (in^2). It's altitude (h) is 9 inches. How long is it's base?

The area of a triangle is 36 square inches (in^2). It's altitude (h) is 9 inches. How long is it's base?
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The area of a triangle is 36 square inches (in^2). It's altitude (h) is 9 inches. How long is it's base?

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User Beresfordt
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7.6k points

1 Answer

5 votes

The length of the base can be determined as,


\begin{gathered} A=(1)/(2)bh \\ 36in^2=(1)/(2)b(9in) \\ b=(36in^2*2)/(9in) \\ b=8in \end{gathered}

Thus, the length of the base is 8 in.

answered
User Vardan Agarwal
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8.4k points
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