Triangle ABC similar Triangle PQR & AB:BC: AC =3:5:6 then Triangle PQR perimeter is 19.6 then QR=

Triangle ABC similar Triangle PQR & AB:BC: AC =3:5:6 then Triangle PQR

1.	Triangle ABC similar Triangle PQR & AB:BC: AC =3:5:6 then Triangle PQR perimeter is 19.6 then QR=
Answer» QR=7