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Question

Find the magnitude of angles x and y in the figure given below
AOD and DOB forms a linear pair.
1500690_6d2812f98ffa43479fcbafae0ca4b3b3.png

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Solution

R.E.F image
We are given,
AOD and DOB from a linear pair
also
DOB and BOC forms a linear pair
So, mAOD+mDOB=180(1)
mDOB+mBOC=180(2)
Now, mDOB=180mAOD
=180110
y=70
& From (2)
mBOC=180mDOB
=18070
x=110

1298543_1500690_ans_696bd06a149c45c285ce4c5bb69531ae.png

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