Answer:
AB ║DC
Step-by-step explanation:
According to the question, it is mentioned that
m∠3= m∠7
As it can seen that the alternate interior angles are equal also the lines i.e. corresponding would be parallel
So,
AB ║DC
This represent that AB is parallel to DC
AB is parallel to DC.
Hence, the same is to be considered
The above represent the answer and the same is relevant