A rectangular field is to be fenced on three sides leaving a side of 30 feet uncovered.If the area of the field is 600 sq.ft, how many feet of fencing will be required ?	Choices
A) 70feet B) 52feet C) 32feet D) 12feet E) 55feet
Explanation:   We are given with length and area, so we can find the breadth.   as Length * Breadth = 70feetrea   =&gt; 30 * Breadth = 600   =&gt; Breadth = 20 feet   70feetrea to be fenced = 2B + L = 2*20 + 30= 
<gadget id="calculator">2*20 + 30</gadget>
<output>70</output>
70 feet   70feetnswer: Option 70feet
<result>A</result>
A rectangular field is to be fenced on three sides leaving a side of 30 feet uncovered.If the area of the field is 600 sq.ft, how many feet of fencing will be required ?