Ex 7.1, 2 - Chapter 7 Class 9 Triangles

Last updated at April 16, 2024 by

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Ex 7.1, 2 ABCD is a quadrilateral in which AD = BC and DAB = CBA (See the given figure). Prove that (i) ABD BAC (ii) BD = AC (iii) ABD = BAC. Given: AD = BC and DAB = CBA To prove: (i) ABD BAC , (ii) BD = AC , (iii) ABD = BAC Proof: In ABD and BAC, AD = BC DAB = CBA AB = BA ABD BAC BD = AC And, ABD = BAC

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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