SOLUTION: A rectangular animal pen is built using 200 meters of fencing. If one side of the rectangle is 60 meters, find the area of the pen?

SOLUTION: A rectangular animal pen is built using 200 meters of fencing. If one side of the rectangle is 60 meters, find the area of the pen?

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Question 981610: A rectangular animal pen is built using 200 meters of fencing. If one side of the rectangle is 60 meters, find the area of the pen?
Answer by macston(5194) (Show Source): You can put this solution on YOUR website!
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200 meters will be the perimeter; let L=length=60m; w=width:
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P=2(L+W)
200m=2(L+W) Divide each side by 2
100m=L+W Put in value for L.
100m=60m+W
40m=W
The length is 60m and the width is 40m, so:
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Area=LW=(60m)(40m)=2400 m^2
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