@StYlez - 13/15, if 9 is B.
7 is D (look at it again, it is sin90, the 45 is just to trick you)
10 is A (It is DC)
@nath_quam - 13/15 if 9 is B.
5 is D (using Kepler's Third Law. How did you get C?)
7 is D (look at the diagram again, it is sin90, the 45 is just to trick you OR you...