Question 760422
Width = x
Length = 5x
Area = Length * width
104 = 5x * x
104 = 5x^2
x^2 = 104/5
 x^2 = 20.8
 x = {{{sqrt(20.8)}}}
x = 4.6m
Width = 4.6m
Length = 23m
Hope this helps.
:-)