question_answer

In the given figure, O is the centre of a circle. If \[\angle DAC={{54}^{o}}\]and \[\angle ACB={{63}^{o}},\]find \[\angle DAB.\]

A) \[72{}^\circ \]                          

B) \[54{}^\circ \]       

C) \[81{}^\circ \]       

D) \[27{}^\circ \]