'O' is the centre of a circle,\[\angle BOA={{90}^{o}}\] and \[\angle COA={{110}^{o}}.\]Find the measure of \[\angle BAC.\]

'O' is the centre of a circle,\[\angle BOA={{90}^{o}}\] and \[\angle C

1.	'O' is the centre of a circle,\[\angle BOA={{90}^{o}}\] and \[\angle COA={{110}^{o}}.\]Find the measure of \[\angle BAC.\]
A.	\[70{}^\circ \]
B.	\[80{}^\circ \]
C.	\[120{}^\circ \]
D.	\[50{}^\circ \]
Answer» C. \[120{}^\circ \]

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'O' is the centre of a circle,\[\angle BOA={{90}^{o}}\] and \[\angle COA={{110}^{o}}.\]Find the measure of \[\angle BAC.\]

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