If `A ,Ba n dC` are the vetices of a triangle `A B C ,` then prove sine rule `a/(sinA)=b/(sinB)=c/(sinC)dot`

If A,B and C are the vetices of a triangle ABC, then prove sine rule (a)/(sin A)=(b)/(sin B)=(c)/(sin C)

If A, B and C are the vertices of a triangle ABC, prove sine formula that =(a)/(sinA)=(b)/(sinB)=(c)/(sinC)

In a triangle A B C , prove by vector method that a/(sinA)=b/(sinB)=c/(sinC)

Using vector method in a triangle , prove that, (i) a/(sinA)=b/(sinB)=c/(sinC) and

In a triangle ABC, prove that a(sinB-sinC)+b(sinC-sinA)+c(sinA-sinB)=0

Prove by the method of vectors that in a triangle a/(sin A)=b/(sinB)=c/(sinC) .

If a ,b ,c are the lengths of sides, B C ,C A and A B of a triangle A B C , prove that vec B C+ vec C A+ vec A B= vec O and deduce that a/(sinA)=b/(sinB)=c/(sinC)dot

If A,B,C be the angles ofa triangle then prove that (sin A + sin B)(sin B + sin C)(sinC + sinA) gt sin A sin B sinC .

If A ,B and C are the angles of an equilateral triangle, then the value of |{:(1,1,1),(1+sinA,1+sinB,1+sinC),(sinA+sin^2A,sinB+sin^2B,sinC+sin^2C):}| is ...........