In ∆ABC and ∆ BAD,
∠A = ∠B
AC = BD
AB = BA
∴ ∆ABC ≅ ∆BAD
Hence,
( i ) is correct
Example 9 - Congruence of Triangles
Last updated at Dec. 16, 2024 by Teachoo
Last updated at Dec. 16, 2024 by Teachoo
In ∆ABC and ∆ BAD,
∠A = ∠B
AC = BD
AB = BA
∴ ∆ABC ≅ ∆BAD
Hence,
( i ) is correct
Example 9 In Fig 7.31, DA ⊥ AB, CB ⊥ AB and AC = BD. State the three pairs of equal parts in ∆ABC and ∆DAB. Which of the following statements is meaningful? (i) ∆ABC ≅ ∆BAD (ii) ∆ABC ≅ ∆ABD In ∆ABC and ∆ BAD, ∠A = ∠B AC = BD AB = BA ∴ ∆ABC ≅ ∆BAD Hence, (i) is correct
About the Author
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