Question

in the figure, if triangle abc = triangle cda , the property of congruence is​

Answer 1

Answer:

InΔABC&ΔCDA

AB=CD

BC=DA

(opposite side of parallelogram are equal)

∠ABC=∠CDA Oppsite angle in parallelogram are equal

∴ΔABC≅ΔCDA(SAScongurencerule)

Answer 2

Given that, TriangleABC = TriangleCDA

So,

it means that the property SAS and ASA are used.