`4Delta (cot A+cot B+cot C)=a^2+b^2+c^2 `

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Cot A + Cot B + Cot C = a² + b² + c² / 4 delta @EAG Cot A + Cot B + Cot C = a² + b² + c² / 4 delta @EAG
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)
With usual notations, prove that in a triangle ABC `cotA+cotB+cotC=(a^2+b^2+c^2)/(4Delta)` With usual notations, prove that in a triangle ABC `cotA+cotB+cotC=(a^2+b^2+c^2)/(4Delta)`
In DeltaABC, prove that:cot\\ A/2+cot\\ B/2+cot\\ C/2=((a+b+c)^(2))/(4Delta) | 11 | TRIGNOMETRIC... In DeltaABC, prove that:cot\\ A/2+cot\\ B/2+cot\\ C/2=((a+b+c)^(2))/(4Delta) | 11 | TRIGNOMETRIC...
4#Properties_Of_Triangles Show that Cot A + Cot B + Cot C = a² + b² + c² / 4Δ 4#Properties_Of_Triangles Show that Cot A + Cot B + Cot C = a² + b² + c² / 4Δ
In any triangle `A B C ,` prove that: `(b-c)cot A/2+(c-a)cot B/2+(a-b)cot C/2` =0 In any triangle `A B C ,` prove that: `(b-c)cot A/2+(c-a)cot B/2+(a-b)cot C/2` =0
`cot(A/2)+cot(B/2)+cot(C/2)=` `cot(A/2)+cot(B/2)+cot(C/2)=`
In a triangle `ABC` if `cot(A/2)cot(B/2)=c, cot(B/2)cot(C/2)=a ` and `cot(C/2)cot(A/2)=b` then In a triangle `ABC` if `cot(A/2)cot(B/2)=c, cot(B/2)cot(C/2)=a ` and `cot(C/2)cot(A/2)=b` then