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In the figure, O is the centre of the c...

In the figure, O is the centre of the circle , `/_ BAC = 80^(@)`, m ( arc APC ) ` = 60^(@)` then find the measure of
(i) `/_ABC ` (ii) arc BQC

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The correct Answer is:
`/_ABC = 60^(@)` , m ( arc BQC ) `= 160^(@)`
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