Home
Class 11
MATHS
In any triangle A B C , prove that: (b-c...

In any triangle `A B C ,` prove that: `(b-c)cot A/2+(c-a)cot B/2+(a-b)cot C/2` =0

Promotional Banner

Topper's Solved these Questions

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN|Exercise EXERCISES 3P|32 Videos

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN|Exercise EXERCISES 3Q|21 Videos

  • TRIGNOMETRIC FUNCTIONS

    NAGEEN PRAKASHAN|Exercise EXERCISES 3N|36 Videos

  • STRAIGHT LINES

    NAGEEN PRAKASHAN|Exercise Exercise|206 Videos

Similar Questions

Explore conceptually related problems

In any triangle ABC, prove that: (b-c)cot(A)/(2)+(c-a)cot(B)/(2)+(a-b)cot(C)/(2)=0

Delta ABC;(b-c)(cot A)/(2)+(c-a)(cot B)/(2)+(a-b)(cot C)/(2)

(b-c)cot""1/2A+(c-a)cot""1/2B+(a-b)cot""1/2C=……

In any triangle ABC , prove that a(cosB+cot(A/2).sinB)=b+c .

In a ABC, prove that: (b^(2)-c^(2))cot A+(c^(2)-a^(2))cot B+(a^(2)-b^(2))cot C=0

In any triangle ABC prove that cot(A/2)+cot(B/2)+cot(C/2)=cot(A/2)cot(B/2)cot(C/2)

For 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 tan ((A-B)/(2))=((a-b)/(a+b))cot (C)/(2) .

In any /_ABC, prove that (b^(2)-c^(2))cot A+(c^(2)-a^(2))cot B+(c^(a)-b^(2))cot C=0

Delta ABC;(b-c)cot((A)/(2))+(c-a)cot((B)/(2))+(a-b)cot((C)/(2))