I know this doesn't help but i'm on the same thing and i just don't know
B+B=2
assuming that B is 1 I will say that 4 is C.
4+1*2= 10 is your answer.
Answer:
To calculate the distance d of a line segment with endpoints (x1, y1) and (x2, y2) use the formula d (x2 x1)2 (y2 y1)2. * i didnt know what to put so i put this*