Question

ABCD is a quardilateral in which AD=BC and /_ DAB=/_CBA.Prove that (i) tri.ABD is congurent to tri.BAC (ii) BD=AC (iii) /_ABD=/_BAC.​

Answer 1

Answer:

In attachment.

Step-by-step explanation:

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Answer 2

Answer:

Chapter 7 ex 7.1

Step-by-step explanation:

Given:AD=BC, /DAB =/CBA

To prove:(i )Tri. ABD is congurent to Tri. BAC,(ii) BD=AC (iii) /ABD=/BAC

In Tri ABD and Tri BAC

AD=Ac (Given)

/DAB=/CBA (Given)

AB=AB (COMMON)

BY SAS

Tri ABD congurent to Tri BAC

BD=AC

/ABD=/BAC

{CORRESPONDING PARTS Of Congurent TRIANGLE ARE EQUAL}