Math

A farmer has 1,000 yards of fence to use to make a rectangular corral. Let x be the length of the corral.
Why does A(x)=x(500-x) represent this situation?

Where did the 500 come from?

asked by Laurie
  1. half the perimeter is 500
    one side is x, so the other is 500-x

    posted by Steve

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