A) \[{{67}^{o}}\]
B) \[{{113}^{o}}\]
C) \[{{40}^{o}}\]
D) \[{{140}^{o}}\]
Correct Answer: C
Solution :
Since, \[AB||DE\]and AD is a transversal. \[\therefore \] \[\angle EDC=\angle BAC\](Alternate angles) \[\Rightarrow \] \[a={{40}^{o}}\]
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