51. In the figure below, A, B, and C are the midpoints of the sides of ΔPQR, and M, N, and O are the midpoints of the sides of ΔABC. The interiors of ΔPAB, ΔAQC, ΔBCR, and ΔMNO are shaded. What fraction of the interior of ΔPQR is shaded?
Your Answer is
Correct Answer is E
Explanation