Question

Line segment AB has a midpoint, M at (2, 6). If point B is located at (-3, 10), what is the location of point A?

A. (1, 8)

B. (-1, -2)

C. (7, 2)

D. (5, 4)

Answer 1

A is as far from M as B is, in the opposite direction.
B = M + (-5,4)
so A = (2,6) - (-5,4) = (7,2)