![Slide3.JPG](https://d1avenlh0i1xmr.cloudfront.net/62d8c6be-b4ba-4887-8b31-76f659309e9c/slide3.jpg)
Last updated at April 16, 2024 by Teachoo
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