-6
O A. Q = (1,2); P =(3,4); R = (5,6)
O B. Q = (3,5); P = (7,6); R = (5,2)
O c. Q = ( 6, 10); P = ( 14, 12); R = (10,4)
D. Q = (12, 20); P = ( 28, 24); R = (20,8)
Other