In ∆ABC and ∆ BAD,
∠A = ∠B
AC = BD
AB = BA
∴ ∆ABC ≅ ∆BAD
Hence,
( i ) is correct
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Example 9 - Chapter 7 Class 7 Congruence of Triangles
Last updated at March 23, 2023 by Teachoo
Transcript
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
