<h2><u><em>if you add 1/4 W and then get your answer you then divide your answer by +4 then +4 from 1/2 W divided by +3 and your answer is 1/4 W +7</em></u></h2><h2 />
I'm kinda guessing but I think it's 4.5 square feet because each triangle has 108 inches of area when you multiply by 6 you get 648 then from there you turn that into square feet