Question

can you answer me this question​

Answer 1

x°= angle COA +angle ACO

=80+40=120°

x°=120°

y°= 70+40

y°=110°

and x°+y°=120+110= 230°

Answer 2

Answer:

Step-by-step explanation:

so in your figure their is no points of right side triangle , so i have mentioned it as OBD ,.......................