Zack notices that segment NM and segment PQ are congruent in the image below:
Which step could help him determine if ΔNMO ≅ΔPQR by SAS? (5 points)
segment MO ≅ segment QR
segment ON ≅ segment QP
∠ N ≅ ∠ R
∠ O ≅ ∠ Q
