Chosenkidd Chosenkidd

17-03-2017
Mathematics

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The length of a rectangular piece of land is 35ft more than four times its width. The perimeter is 770ft. Find its dimensions

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dawlims dawlims

17-03-2017

P = L x W
770 ft = (35+4W) x W
770 = 35W + 4W^2
4W^2 + 35W - 770 = 0
W= 10.172873555953117

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