SOLUTION: A pasture is twice as long as it is wide. Its area is 115,200 ft2. How wide is the pasture?

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Question 974731: A pasture is twice as long as it is wide. Its area is 115,200 ft2. How wide is the pasture?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
2x*x=115200
2x^2=115200
x^2=115200/2
x^2=57600
x=sqrt 57600
x=240 wide
2x=480 long