IN FIGURE 6, M ∠ P = 2 M ∠ Q AND M ∠ QRS = 108 ° . TRIANGLE PQR IS(...

6. In figure 6, m ∠ P = 2 m ∠ Q and m ∠ QRS = 108 ° . Triangle PQR is

(A) isosceles

(B) right

(C) obtuse

(D) scalene

(E) equilateral

Fig. 6