Question 1014426
Height will be 1 foot.
L for length, w for width, {{{L=2w}}}.
Volume equation is {{{1*(L-2*1)(w-2*1)=4}}}.


Simplify and make the substitution,
{{{(2w-2)(w-2)=4}}}
{{{(w-1)(w-2)=2}}}
{{{w^2-3w+2=2}}}
{{{w^2-3w=0}}}
{{{w(w-3)=0}}}


{{{highlight(w=3)}}}
{{{highlight(L=6)}}}