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Susan wants to put up fencing around three sides of her
rectangular yard and leave a side of 20 feet unfenced. If
the yard has an area of 680 square feet, how many feet of
fencing does she need?
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Answer Posted / sunil
area of rectangle is given by length*breadth
area is given as 680
if one side is 20 than
area 0f rectangle=l*b
680=20*b
b=680/20=34
so if three sides are fenced than total fencing will be
2*34+20=88
| Is This Answer Correct ? | 38 Yes | 5 No |
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