The ratio of angles in a triangle `ABC` is `2:3:7` then prove that `a:b:c=sqrt2:2:(sqrt3+1)`

The angles of a triangle ABC are in A.P. and it is being given that b:c= sqrt(3) : sqrt(2) , find angleA .

Problem on sine rule Type:-1(i) In a DeltaABC ; If a=2;b=3 and sinA=2/3 ;find /_B (ii) In a DeltaABC ; the angle of a triangle are in AP ; It is being given that b:c=sqrt3:sqrt2

In a triangle ABC if 2a=sqrt(3)b+c , then possible relation is

In a triangle ABC , if r_(1) =2r_(2) =3r_(3) , then a:b:c =

If in a triangle ABC, (tanA)/1= (tanB)/2 = (tanC)/3 then prove that 6sqrt(2a)=3sqrt(5b)=2sqrt(10)c

The angles of a triangle ABC are in A.P and b:c = sqrt(3) : sqrt(2) find angle A

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

The angles of a triangle ABC are in A.P. and b:c=sqrt(3):sqrt(2)," find "angleA .

The ratio of the angles in Delta ABC is 2 : 3 : 4. Which of the following triangles is similar to Delta ABC ?

In a triangle ABC, if (sqrt3-1)a = 2b, A = 3B , then /_C is