Question

The midpoint of XY is (3,-5). Find the coordinates of point X. Y=(2.5,-6.5)

Answer 1

9514 1404 393

Answer:

X = (3.5, -3.5)

Explanation:

If M is the midpoint, then ...

X = 2M -Y

X = 2(3, -5) -(2.5, -6.5) = (6 -2.5, -10 +6.5)

X = (3.5, -3.5)