Question 910837
<pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
     *[illustration rectangle.png].
L + w = 18ft
2w + w = 18ft
3w = 18ft
w = 6ft  and L = 12ft {{{2*6}}}
And...checking
L + w = 18ft
Wish You the Best in your Studies.