Illustration: 1. In A PQR, points E and F lie on sides PQ and PR respectively. In each of the following cases, state whether EF | QR or not: (1) PE = 3 cm, EQ = 5 cm, PF = 2.4 cm and FR = 3.6 cm (2) PE = 4 cm, PQ = 9 cm, PF = 2.4 cm and PR = 5.4 cm.
Answers & Comments
In Q 1 EF doesn't parallel to QR
and In Q 2 EF || QR