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The rectangle below has height 8 and width 9. What value of k would make the shaded triangle's area 12 1/2% of the rectangles area?

waffles  Apr 28, 2017
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8k/2 = 12.5% * 8 * 9

4k = 9

k = 2 1/4 :)

MaxWong  Apr 28, 2017

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