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if a b c are the two angles of a triangle then Cos A + cos b + cos 3 equal to K + Lambda*r upon 2R find K + Lambda

Aman yadav , 8 Years ago
Grade 11
anser 1 Answers
Arun
Dear Aman
 
As your question is written wrong somewhere like (cos 3 & some other places), pleasee check it and repost it. I will be happy to help you
 
Regards
Arun (askIITians forum expert)
Last Activity: 8 Years ago
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