Question

pls show the procedure

Answer =BOC = 140
AOC = 40
AOD = 140

Pls help pls..... ​

Answer 1

Answer:

angle AOC =40 degree( vertically opposite angles)

angleCOB +angle DOB =180 degree (linear pair)

angle COB + 40 degree=180 degree

angle COB =180-40

=140 degree

angle AOD=140 degree (vertically opposite angles)