In which quadrant does this point (-10,9) lie

Can some one me with these questions

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

Angle 1 and 2 are a linear pair. angle 1 equals x-39 and angle 2 equals x+61 . find the measure of each angle