`cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)cot(B/2)cot(C/2)`

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Show that in a triangle ABC, cot(A/2) + cot(B/2) + cot(C/2) = cot(A/2)*cot(B/2)*cot(C/2) Show that in a triangle ABC, cot(A/2) + cot(B/2) + cot(C/2) = cot(A/2)*cot(B/2)*cot(C/2)
If A+B+C=180° Prove that cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)cot(B/2)cot(C/2) If A+B+C=180° Prove that cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)cot(B/2)cot(C/2)
If `A+B+C=pi`, prove that : `cot( A/2)+ cot(B/2) + cot( C/2) = cot( A/2) cot(B/2) cot(C/2)` If `A+B+C=pi`, prove that : `cot( A/2)+ cot(B/2) + cot( C/2) = cot( A/2) cot(B/2) cot(C/2)`
if `A+B+C=pi` prove that `cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)xxcot(B/2)xxcot(C/2)` if `A+B+C=pi` prove that `cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)xxcot(B/2)xxcot(C/2)`
In any `Delta ABC` , `cot(A/2),cot(B/2),cot(C/2)` are in `A.P.`, then In any `Delta ABC` , `cot(A/2),cot(B/2),cot(C/2)` are in `A.P.`, then
With usual notations prove that in a triangle ABC, `cot(A/2)+cot(B/2)+cot(C/2)=s^2/Delta` With usual notations prove that in a triangle ABC, `cot(A/2)+cot(B/2)+cot(C/2)=s^2/Delta`
In a triangle ABC, prove that `(cot(A/2)+cot(B/2)+cot(C/2))/(cotA+cotB+cot(C))=((a+b+c)^2)/(... In a triangle ABC, prove that `(cot(A/2)+cot(B/2)+cot(C/2))/(cotA+cotB+cot(C))=((a+b+c)^2)/(...
In any triangle ABC, prove that, (b^(2)-c^(2))cot A + (c^(2)-a^(2)) cot B + (a^(2)-b^(2)) cot C=... In any triangle ABC, prove that, (b^(2)-c^(2))cot A + (c^(2)-a^(2)) cot B + (a^(2)-b^(2)) cot C=...