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If A+B+C = 180,Prove that tan(B+C)/2 = cotA/2​

Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/ck-420232" style="font-weight:bold;" target="_blank" title="Click to know more about CK">CK</a> ck fmfjsjsjsjdjdhdhdbdhdhdbdh</p></body></html>


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