Question

In the given figure, AB=CD and AD=CB prove that ∆ABD=∆CDB

Answer 1

ABC AB is parallel to CD is given
ADis parallel CD
therefore triangle ABC is similar to triangle CDB

Answer 2

Answer:

Triangle ABD is congurent to Triangle CBD

Step-by-step explanation:

AD=CD (given)

AB=BC (given)

DB=DB (common sides)

hence Triangle ABD is congurent to Triangle CBD