The rate of change is 1.5
All angles in a triangle add up to 180 so 180 - 60 = 120 then 180 - 155 = 25 then 25+65 = 90 that is the remaining angle but finally 180 - 90 = 90 is the missing angle
Daaaaaaaaaammmmm that’s hard
Answer:
angazii ukuthii ngingaku siza kanjanii lahh