The area of a rectangular floor is 105 square feet. If its length is 1 more than twice its width, find the length and width of the floor.

Question

The area of a rectangular floor is 105 square feet.  If its length is 1 more than twice its width, find the length and width of the floor.

Raymond B. · Accepted Answer

L=1+WA=LW = (1+W)W = W+W^2 = 105W= -1/2 + (1/2)sqr(1+420) = about -1/2 + 20.5/2 = 9.76 feet wideL=10.76 feet long

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