Math, asked by trickytok, 1 year ago

in the given figure o is the centre of the circle find the value of x

please answer it fast

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Answered by Harsh11Chhetri
21
the answer is 140
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Answered by adityabhardwaj1212
14
join oc .now co =ob therefore angle ocb = 20 degree similarly angle OCA= 50 degree . and angle acb = 70 degree . so x=2angle aco . therefore X= 140 degree
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