Question 890902
{{{11+11+7+7=22+14=36}}}
That is the length of fencing to be used.    This is not a square.  


If Jack wants a square chicken yard, then if s is the side length, then perimeter is 4s=36, and s=9.  Jack can make a square chicken yard fenced with side lengths of 9 meters each.  The area fenced will be {{{9*9=81*m^2}}}.