If in a `triangle ABC (sin A + sin B)^2 - sin^2 C=3 sinB sinC, then angle C is`

If in a triangle ABC ,(sin A+sin B +sin C)(sinA+sinB-sin C)=3sinAsinB then angle C is equal to

If in a triangle ABC, 3 sin A = 6 sin B=2sqrt3sin C , then the angle A is

If in a triangle ABC, 3 sin A = 6 sin B=2sqrt3sin C , then the angle A is

In a triangle ABC, (sin A+ sin B+ sin C) (sin A+sin B-sinC)= 3 sin A sin B, then which one of the following is correct ?

In a right angled Delta ABC, sin^2 A+ sin^2 B+sin^2 C =

If in a triangle ABC,3sin A=6sin B=2sqrt(3)sin C, then the angle A is