A) \[\text{3}0{}^\circ \]
B) \[\text{6}0{}^\circ \]
C) \[\text{9}0{}^\circ \]
D) \[\text{12}0{}^\circ \]
Correct Answer: A
Solution :
Given \[\angle i={{30}^{o}},\]As \[\angle i=\angle r,\angle r={{30}^{o}}\]You need to login to perform this action.
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