Home
Class 12
MATHS
For any triangle ABC, prove that(a+b)/c=...

For any triangle ABC, prove that`(a+b)/c=(cos((A-B)/2))/(sinC/2)`

Promotional Banner

Similar Questions

Explore conceptually related problems

For any triangle ABC, prove that (a-b)/c=(sin((A-B)/2))/(cos(C/2))

For any triangle ABC, prove that (b+c)cos((B+C)/2)=acos((B-C)/2)

For any triangle ABC, prove that a(bcosC-ccosB)=b^2-c^2

In any triangle A B C , prove that: acos((B-C)/2)=(b+c)sin(A/2)

In any triangle A B C , prove that following : (a+b)/c=(cos((A-B)/2))/(sin(C/2))

For any triangle ABC, prove that a(bcosC-c cosB)=b^2-c^2

For any triangle ABC, prove that a(bcosC-c cosB)=b^2-c^2

For any triangle ABC, prove that (cosA)/a+(cosB)/b+(cosC)/c=(a^2+b^2+c^2)/(2a b c)

For any triangle ABC, prove that sin(B-C)/2=(b-c) /a ( cosA/2)

In a triangle ABC, prove that (b + c)/(a) le cosec.(A)/(2)