Question 140755
PERIMETER=2L+2W
L/4=2W
L=8W
160=2*8W+2W
160=16W+2W
160=18W
W=160/18
W=80/9 ANSWER FOR THE WIDTH.
L=8*80/9
L=640/9 ANSWER FOR THE LENGTH.
PROOF
160=2*80/9+2*640/9
160=160/9+1280/9
160=1440/9
160=160