A rectangular field is to be fenced on three sides leaving a side of 10 feet uncovered.If the area of the field is 680 sq.ft, how many feet of fencing will be required?	Options
A) 144ft	B) 88ft	C) 22ft	D) 112ft	E) 146t
Given that length and area, so we can find the breadth.   Length x Breadth = Area   10 x Breadth = 680   Breadth = 68 feet   Area to be fenced = 2B + L = 2 (68) + 20 = 146 feet   Answer: 146t) 146ft
<result>E</result>
A rectangular field is to be fenced on three sides leaving a side of 10 feet uncovered.If the area of the field is 680 sq.ft, how many feet of fencing will be required?