Question 1094903
<br>If the length, width, and height are l, w, and h, then there are two rectangular faces with dimensions l and w...
{{{2*l*w}}}
two with dimensions l and h...
{{{2*l*h}}}
and two with dimensions w and h...
{{{2*w*h}}}<br>
The total surface are of all six faces is
{{{2lw+2lh+2wh}}} or {{{2(lw+lh+wh)}}}