If the angles in the incidence is 30° what is the value of the angle of reflection

30 °

The law of reflection states that the incident ray, the reflected ray, and the normal to the surface of the mirror all lie in the same plane. Furthermore, the angle of reflection is equal to the angle of incidence . Both angles are measured with respect to the normal to the mirror.

Not the answer but here is the graph. 

Acivil lawsuit is brought against an individual or company whenever there are disputes in both parties. it is used to settle the conflict by letting the other party pay for whatever damages it has caused. whenever you file a lawsuit against the other part, you might find out some coworkers who are disloyal to you. the relationship between the company and the complainant would be broken.