URGENT whats RCS

[cerealbandit]

what is RCS supposed to mean in physics, i have a quiz tommorow with that as a bonus question, i know it has something to do with angles....

[Pandemonium]

I know the general policy of this forum is that we do not give answers to homeworks, but I'm not so sure about quizzes/competitions. I've tried goggling "RCS angle" and it fetched a whole wealth of answers. Maybe you can try that or something similar?