Answers for "How do I find a certain angle of a raycast?"
http://answers.unity.com/questions/1066747/how-do-i-find-a-certain-angle-of-a-raycast.html
The latest answers for the question "How do I find a certain angle of a raycast?"Answer by hexagonius
http://answers.unity.com/answers/1066785/view.html
If you mean the angle between your car's forward and the direction of your raycast:
float angle = Vector3.Angle(raycast.direction, car.forward);Mon, 14 Sep 2015 17:34:53 GMThexagonius