MNOP is a parallelogram Select the true statements used to prove that opposite angles of a parallelogram are congruent Select two M Show your work here P B Y 8 N 28 28 because same side interior angles are congruent when a transversal crosses parallel lines O La Z8 because alternate interior angles are congruent when a transversal crosses parallel lines AMNP AOPN by the angle side angle congruence criterion AMNPAOPN by the side angle side congruence criterion Za Zy because same side interior angles are congruent