ABC is a triangle such that `sin(2A+B)=sin(C-A)=-sin(B+2C)=1/2`. If A,B, and C are in AP. then the value of A,B and C are..

If A, B, C are the angles of a triangle such that sin^(2)A+sin^(2)B=sin^(2)C , then

In a triangle ABC, prove that b^(2) sin 2C+c^(2) sin 2B=2bc sin A .

In triangle ABC, prove that sin(B+C-A)+sin(C+A-B)+sin(A+B-C)=4sin Asin Bsin Cdot

In a triangle A B C , if A-B=120^0a n dsin(A/2)sin(B/2)sin(C/2)=1/(32), then the value of 8cosC is_______

In a triangle ABC, if sin A sin(B-C)=sinC sin(A-B) , then prove that cos 2A,cos2B and cos 2C are in AP.

In triangle ABC, sinA sin B + sin B sin C + sin C sin A = 9//4 and a = 2 , then the value of sqrt3 Delta , where Delta is the area of triangle, is _______

Given a triangle DeltaABC such that sin^2 A + sin^2C = 1001.sin^2B . Then the value of (2(tanA+tanC)*tan^2B)/(tanA+tanB+tanC) is

In a triangle ABC, sin^(2)A + sin^(2)B + sin^(2)C = 2 , then the triangle is