SOLUTION: The perimeter of a rectangular concrete slab is 92 feet and its area is 465 square feet. What is the length of the longer side of the slab?
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Question 544432: The perimeter of a rectangular concrete slab is 92 feet and its area is 465 square feet. What is the length of the longer side of the slab?
Answer by friesr(113) (Show Source): You can put this solution on YOUR website!
Perimeter is 2L + 2W
--
Area = LW
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2l + 2w = 92
lw=465
w = 465/l
sub 465/L
2L + 2(465/l) = 92
Give it a go from there...
Once you get L, you can bring it back in for w.
Goodluck.
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