Angle 1 and angle 2 are vertical angles. Angle 2 has a measure of 63º.
What is the measure of angle 1 ?
Enter your answer in the box.

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q