Question

E and F are points on the sides PQ and PR respectively , of ∆PQR . for each of the following cases , verify EF||QR.
1) PE=3.9 cm ,EQ=3 cm,PF=3.6 cm,FR=2.4 cm
2)PE=4cm,QE=4.5 cm,PF=8 cm,RF=9 cm

Answer 1

In the first case EF||QR