Home
Class 11
MATHS
For any triangle ABC, prove that acosA+...

For any triangle ABC, prove that `acosA+bcosB+c cosC`=`2asinBsinC`

Promotional Banner

Similar Questions

Explore conceptually related problems

For any triangle ABC prove that acosA+bcosB +c cosC=2a sinBsinC

In any DeltaABC , prove that acosA+bcosB+c cosC=2asinBsinC .

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

Prove tha acosA+bcosB+c cosClt=sdot

Prove that acosA+bcosB+ccosClt=sdot

Prove that acosA+bcosB+ccosClt=sdot

Prove that acosA+bcosB+ccosClt=sdot

In any triangle, prove that bcosB + c cosC= a cos(B-C) .

In as triangle ABC prove that: cos (A+B)+cosC=0

In any triangle ABC, prove that a cos A+b cos B +c cos C =(8 triangle^(2))/(abc) .