if o is the centre of circle find the value of x in each of the following figures
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Step-by-step explanation:
in first case : x is half of 50 ie.25degree
in second case : sum of the angles at aoc and angle ABC should be 180 so angle at ABC or X is 180-130 ie. 50degree
in 3rd case :120+X+100is 360 so X is 360-220 ie. 140
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