![Ex 6.2, 5 - Chapter 6 Class 10 Triangles - Part 2](https://d1avenlh0i1xmr.cloudfront.net/f6343333-2678-4283-8052-b59a2184a882/slide12.jpg)
Last updated at April 16, 2024 by Teachoo
Ex 6.2, 5 In figure, DE || OQ and DF || OR. Show that EF || QR. Given: DE II OQ and DF II OR To prove: EF II QR Proof: From (1) and (2) ππΉ/πΉπ =ππΈ/πΈπ In Ξ PQR, ππΉ/πΉπ =ππΈ/πΈπ i.e. Line EF divides the triangle PQR in the same ratio β΄ EF II QR Hence proved