A) \[20\,\sqrt{3}\,m\]
B) \[20\,(3+\sqrt{3})\,m\]
C) \[10\,(3+\sqrt{3})\,m\]
D) None of these
Correct Answer: B
Solution :
\[{{B}_{1}}{{B}_{2}}=h=(d\tan {{45}^{o}}-d\tan {{30}^{o}})\]You need to login to perform this action.
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