Question 7 - Area of Triangles - Areas of Parallelograms and Triangles

Last updated at Dec. 13, 2024 by

Ex 9.3, 7 - D and E are points on sides AB and AC of ABC - Ex 9.3

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Question 7 D and E are points on sides AB and AC respectively of ABC such that ar (DBC) = ar (EBC). Prove that DE BC. Given: ABC where D and E are points on sides AB and AC such that ar (DBC) = ar (EBC) To prove: DE BC Proof : DBC and EBC are lying on a common base BC and have equal areas, & they lie between the lines DE and BC. So, DE BC Hence proved

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo