in the adjoining figure , AOB is a straight line. find the value of x. hence find angle AOC and angle BOD.
Attachments:
Answers
Answered by
18
Step-by-step explanation:
AS U KNOW..angle formed on straight line is 180°
So, ang(AOC) +ang(COD)+ang(DOB) =180
=3X-7+55+X+20=180°
=3X+X-7+55+20=180
=4X-7+75=180
=4X+75=187
=4X=187-75
=4X=112
=X=112/4
=X=28
ANG(AOC)=(3×28-7)=77°
Ang(BOD)=(28+20)=48°
PLZ MRK ME AS BRAINLIEST...IF U LIKED THE ANSWER
Similar questions