Let \( O \) be a point inside \( \triangle A B C \) such that \( \a... VIDEO
Let \( O \) be a point inside \( \triangle A B C \) such that \( \angle O A B=\angle O B C=\angle O C A=\theta \).
\( \mathrm{P} \) \( \cot A+\cot B+\cot C \) is equal to
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(1) \( \tan ^{2} \theta \)
(2) \( \cot ^{2} \theta \)
(3) \( \tan \theta \)
(4) \( \cot \theta \)
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