Respuesta :

So triangle PQR is scaled at 4*triangle ABC
So if AB = 16 then PQ = 16*4 which is 64 so the third option

choixongdong

Triangle ABC is similar to PQR

AB/BC = PQ/QR

16/20 = PQ/80

PQ = 16 * 80 / 20

PQ = 64

Answer

C.64