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प्रश्न
In the following figure, O is the centre of the circle. Find the values of a, b and c.
बेरीज
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उत्तर
Here, `c = 1/2 ` Reflex (112°)
(Angle at the centre is double the angle at the circumference subtended by the same chord)
`=> c = 1/2 xx (360^circ - 112^circ) = 124^circ`
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