In `/_\ ABC, R² (sin 2 A+sin 2B+sin 2C) =`

In Delta ABC, R^2 (sin 2A+ sin 2B+ sin 2C)=

In Delta ABC , R^(2) ( sin 2A +sin 2B+ sin 2C) =

In/_ABC,R^(2)(sin2A+sin2B+sin2C)=

In /_\ABC , if sin^2A+sin^2B = sin^2C , then, show that the triangle is a right angled triangle

In Delta ABC,2R^(2)sin A sin B sin C is equal to

In /_ABC if cos A cos B+sin A sin B sin C=1, then the value of (sin^(2)A)/(sin^(2)B)+2(sin^(2)B)/(sin^(2)C)+(sin^(2)C)/(sin^(2)A) is equal to

In Delta ABC, if sin^2 A+sin^2 B=sin^2 C , then C=

In Delta ABC, if sin A: sin C=sin (A-B): sin (B-C) , then a^2,b^2,c^2 are in