Answer:
a=30
b=34
c=70
Step-by-step explanation:
a=35°b=55°c=110°
a=35°[by vertical opposite angles]
a+b+90°=180°
35°+b+90°=180°
125°+b=180°
b=180°-125°
b=55°
70°+c=180(°by linear pair)
c=180°-70°
c=110°