Home
Class 12
MATHS
In triangle ABC, prove that c=acosB +bc...

In `triangle ABC`, prove that ` c=acosB +bcosA`.

Promotional Banner

Similar Questions

Explore conceptually related problems

In triangle ABC , prove that (1) a=b cos C+c cos B (2) b=a cos C+c cos A .

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

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

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

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

In triangle ABC , prove that (b+c)cos A +(c+a)cos B +(a+b)cos C=a+b+c .

In triangle ABC , prove that sinA=sin(B+C)

In any triangle ABC, prove that : (cosA)/a+ (cosB)/b+(cosC)/c= (a^2+b^2+c^2)/(2abc) .

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

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