The perimeter of the figure below is 151.3 ft. Find the length of the missing side.
10.5 ft
10.5 ft
10.5 ft
10.5 ft
23.2 ft
(Noter diagram is NOT to seale)
11.3 ft
?
10.5 ft
10.5 ft
10.5 ft
23.2 ft
10.5 ft