Question

if angle AOC is 40°
find the other angles too​

Answer 1

Answer:

angle AOC=40degree

so,

angle DOB=40degree....{opposite angle are same}

angle COB and AOD=140degrww....{supplementary angle}

Answer 2

Answer:

angle. cob = 180 - 40. = 140° [ linear pair ]

angle. Dob = 40° [ vertically opposite angle]

angle Aod = 140° [ vertically opposite angle]