This is too hard and confusing for me. Please help me out.

Question

anonymous · Answer

?

anonymous · Answer

attachment

anonymous · Answer

attachment

anonymous · Answer

Won't open up. What's the question?

anonymous · Answer

it can be opened with your internet or safari

anonymous · Answer

attachment

anonymous · Answer

This is my only way to provide you with my question. I had to screen shot the question since the entire thing was a lot.

anonymous · Answer

What is step 10 in this proof?
A. Statement: All three lines share point P.
    Reason: definition of midpoint
B. Statement: Two of the three medians share point P.
     Reason: using point-slope formula
C. Statement: A’E’  and  B’F’ are concurrent.
     Reason: definition of concurrence
D. Statement: P lies on C’D’.
     Reason: The coordinates of P satisfy the equation of C’D’.
E. Statement: Point P lies on A’E’ and B’F’  .
     Reason: from above algebra