Home
Class 12
MATHS
In any DeltaABC, prove that cot (A/2) + ...

In any `DeltaABC`, prove that `cot (A/2) + cot (B/2) + cot (C/2) = (a+b+c)/(b+c-a) cot (A/2)`

Promotional Banner

Similar Questions

Explore conceptually related problems

In any DeltaABC , prove that (a+b-c) cot (B/2) = (a-b+c) cot (C/2)

In any Delta ABC, prove that cot((A)/(2))+cot((B)/(2))+cot((C)/(2))=(a+b+c)/(b+c-a)cot((A)/(2))

In Delta ABC prove that (b-c)cot(A/2) + (c-a)cot(B/2) + (a-b)cot(C/2) = 0

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)

In any Delta ABC, prove that (b+c-a)(cot,(B)/(2)+cot,(C)/(2))=2a cot,(A)/(2)

In a DeltaABC, prove that: 2r le (a cot A+ b cot B+ c cot C)/(3)leR

In a DeltaABC, prove that: 2r le (a cot A+ b cot B+ c cot C)/(3)leR

In DeltaABC , prove that: cot\ A/2+cot\ B/2+cot\ C/2=((a+b+c)^(2))/(4Delta)