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Ex 6.2, 5 - In figure, DE || OQ and DF || OR. Show EF || QR - Ex 6.2

  1. Chapter 6 Class 10 Triangles
  2. Serial order wise
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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) 𝑃𝐹/𝐹𝑅=𝑃𝐸/𝐸𝑄 In Ξ” PQR, 𝑃𝐹/𝐹𝑅=𝑃𝐸/𝐸𝑄 i.e. Line EF divides the triangle PQR in the same ratio ∴ EF II QR Hence proved

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