SOLUTION: Find the dimensions of an American football field. The length is 200 ft more than the width, and the perimeter is 1,040 ft. Find the length and width. Use the perimeter formula

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Question 1016798: Find the dimensions of an American football field. The length is 200 ft more than the width, and the perimeter is 1,040 ft. Find the length and width. Use the perimeter formula
P = 2L + 2W.
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
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W=width; L=length=W+200ft
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P=2L+2W
P=2(L+W)
1040ft=2(W+200ft+W)
520ft=2W+200ft
320ft=2W
160ft=W
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L=W+200ft=160ft+200ft=360ft
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ANSWER: The width is 160 feet and the length is 360 feet.
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CHECK:
P=2L+2W
1040ft=2(360ft)+2(160ft)
1040ft=720ft+320ft
1040ft=1040ft
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