A) \[45{}^\circ \]
B) \[55{}^\circ \]
C) \[70{}^\circ \]
D) \[110{}^\circ \]
Correct Answer: A
Solution :
Let the required angle be \[\angle BAC\]. Complement of \[{{30}^{o}}\] According to the question, \[{{40}^{o}}\]\[{{50}^{o}}\]\[{{60}^{o}}\]\[\angle BAD={{120}^{o}}\]\[\angle BCD\].You need to login to perform this action.
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