Question 518459
Given perimeter = 414 ft
Length (L) = width 8(W)
Perimeter = 2(L)+ 2(W)
= 2(8W) + 2 W
= 16W + 2W
414 = 18 W 
23 = W
L = 8W 
L = 184
(Length 184ft, Width 23ft)