Answer :
Short answer: No! <<=====
If the two are one after another, then they are not supplementary, which a parallelogram requires.
If they are in opposite corners, they must be equal. That's another property of parallelograms.
If the two are one after another, then they are not supplementary, which a parallelogram requires.
If they are in opposite corners, they must be equal. That's another property of parallelograms.