SOLUTION: Given: AB = CD BC = DA Prove: B = D Which of the following triangle congruence theorems would be used in this proof?

Algebra ->  Geometry-proofs -> SOLUTION: Given: AB = CD BC = DA Prove: B = D Which of the following triangle congruence theorems would be used in this proof?      Log On


   



Question 949186: Given:
AB = CD
BC = DA
Prove:
B = D
Which of the following triangle congruence theorems would be used in this proof?

Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
looks like a parallelogram.
the triangles would be proven congruent by SSS
AC is equal AC because of the reflexive property (it is equal to itself).
the two triangles are ABC and CDA.
AB = CD
BC = DA
AC = CA which is the same as AC = AC