A) \[\frac{7\sqrt{3}}{2}\left( \frac{1}{\sqrt{3}+1} \right)m\]
B) \[\frac{7\sqrt{3}}{2}\left( \frac{1}{\sqrt{3}-1} \right)m\]
C) \[\frac{7\sqrt{3}}{2}(\sqrt{3}+1)m\]
D) \[\frac{7\sqrt{3}}{2}(\sqrt{3}-1)m\]
Correct Answer: C
Solution :
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