Question 763919
Width = x
Length = 3 + x
Perimeter = 2*width + 2*length
       38 = 2(x) + 2*(3 + x)
       38 = 2x + 6 + 2x
       4x = 38 - 6
       4x = 32
        x = 8
Width = 8m
Length = 11m
Hope this helps.
:-)