NCERT Exercise 7.1 Q2 - Triangles

Question: ABCD is a quadrilateral in which AD = BC and ∠DAB = ∠CBA (see Fig. 7.17). Prove that (i) ∆ABD ≅ ∆BAC, (ii) BD = AC, (iii) ∠ABD = ∠BAC.

Answer: (i) ∆ABD ≅ ∆BAC by SAS. (ii) BD = AC. (iii) ∠ABD = ∠BAC.

Full step-by-step NCERT solution with diagrams on Something by Zero.

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