Answer:
Vertical Angles:
Angles A and B are formed by a 
pair of intersecting lines, have an equal 
measure of 50° and share a common 
vertex angle. 
 
Supplementary Angles:
Angles A and B are formed by a 
pair of intersecting lines, share a 
common adjacent side, and have a sum 
of 180° 
 
Complementary Angles:
Angles A and B are formed by a 
pair of intersecting lines, share a 
common adjacent side and have a sum 
of 90°