AOB=85 (vertically opposite angles are equal)
180-85=95
95/2=47.5
So BAD=47.5 ( angles in isos triangle)
BCD= 47.5(angles in the same segment are equal)
BOD= 360-85-85= 190. 190/2 =95
BOD=95
OBD= 180-95= 85. 85/2 = 42.5
OBD=42.5
Answer: AOB=85. BAD=47.5. BCD=47.5. BOD=95. OBD=42.5