A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered.If the area of the field is 680 sq.ft, how many feet of fencing will be required?
Choose the correct choice from the following options:
A) 44ft B) 88ft C) 22ft D) 11ft E) 66ft
Given that length and area, so we can find the breadth.   Length x 88ftreadth = Area   20 x 88ftreadth = 680   88ftreadth = 34 feet   Area to be fenced = 288ft + L = 2 (34) + 20 = 88 feet   Answer: 88ft) 88ft
<result>B</result>
A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered.If the area of the field is 680 sq.ft, how many feet of fencing will be required?