please do this sum.
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mdattaullah:
9 degree
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Answer:-
AngleAOD =8x
AngleDOC =7x+22
AngleCOB =3x-4
By angle sum property:-
Angle cod+ angledoc+angle cob= 180
8x+7x+22+3x-4=180
18x+18=180
18x= 180-18
18x=162
X =162÷18
X= 9 degrees
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