SOLUTION: The perimeter of a rectangular city lot was 420 feet. The lot was divided into two equal lots having the same width and half the length of the original lot. Find the dimensions of

Algebra ->  Radicals -> SOLUTION: The perimeter of a rectangular city lot was 420 feet. The lot was divided into two equal lots having the same width and half the length of the original lot. Find the dimensions of       Log On


   



Question 1114419: The perimeter of a rectangular city lot was 420 feet. The lot was divided into two equal lots having the same width and half the length of the original lot. Find the dimensions of the smaller lots if their perimeters were 260 feet each.
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
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Originally,
2L%2B2L%2BW%2BW=420
4L%2B2W=420
1.2L%2BW=210
Then after the split,
2L%2B2W=260
2.L%2BW=130
Subtracting 2 from 1,
2L%2BW-L-W=210-130
L=80ft
Now use either equation to solve for W.