Question

plzzzzxzxzxxxx find thiasssss​

Answer 1

Step-by-step explanation:

In triangle DAO

50 +x + 90= 180 (angle sum property)

x=40

since lines are parallel

so, x=CBO and y = ODC

D+C =180(angle sum property )

40+ODC+y+CBO=180

40+2y +40=180

y=100