Question 980847
hi!
If it's width(w)=56m,
   it's lenght =3w
              =3*56
              =168m
The perimeter (p)=2(L+w)
                  p=2(168+56)
                 p=2(224m)
                 p=448m
The perimetre of the rectangular field is 448m
    BRAVO
  ---Timnewman