+1537 Help I don't know what to do
In trapezoid $EFGH,$ $\overline{EF} \parallel \overline{GH},$ and $P$ is the point on $\overline{EH}$ such that $EP:PH = 2:5$. If the area of triangle $PEF$ is $4$, and the area of triangle $PGH$ is $8$, then find the area of trapezoid $EFGH$.
