The triangles are similar. If PN = 12, QP = 8, and PM = 17, find QR.
So I'm assuming we have triangle PNM and triangle QPR
So PN/PM = QP/QR And
12/17 = 8/QR And
12*QR = 17*8 So
QR = (17*8/12) = (11+1/3)
I don't understand the question. which sides belong to which triangles?