SOLUTION: The length of a rectangle is 5ft longer than its width.
If the perimeter of the rectangle is 30ft, find its area.
Algebra.Com
Question 362133: The length of a rectangle is 5ft longer than its width.
If the perimeter of the rectangle is 30ft, find its area.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
L=W+5
2L+2W=30
2(W+5)+2W=30
2W+10+2W=30
4W=30-10
4W=20
W=20/4
W=5 FT. ANS. FOR THE WIDTH
L=5+5=10 FT. ANS. FOR THE LENGTH.
AREA=LW
AREA=10*5=50 FT^2 ANS.
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