Question 1075865
Let w be the width of the strip. Then:
(47+2w)(37+2w)-(47)(37)=352
4w²+168w-352=0
w²+42w-88=0
(w+44)(w-2)=0
w=-44 or 2
There is enough material for a strip 2 ft. wide. ☺☺☺☺