1. In Fig., if \(AB || CD || EF\), \(PQ || RS\), \(∠RQD =\)23\(^°\) and \(∠CQP = \)60\(^°\), then \(∠QRS\) is equal to
Screenshot 2025-09-09 001922.png
 
2. If one angle of a triangle is equal to the sum of the other two angles, then the triangle is