A) \[\frac{1}{\sqrt{3}}\]
B) \[\frac{1}{4}\]
C) \[\frac{1}{2}\]
D) \[\frac{1}{\sqrt{2}}\]
Correct Answer: D
Solution :
Since, \[\angle FBF'={{90}^{o}},\]then \[\angle OBF'={{45}^{o}}\]and \[\angle BF'O={{45}^{o}}\]You need to login to perform this action.
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