(1, -2)
(2, -3)
(3, -6)
(2, -6)
(2, -4)
(7, -3)
i think -6,3
It is (10, -2).
-- The 'x' coordinate of the midpoint is the average of the 'x'-coordinates of the end-points. -- The 'y' coordinate of the midpoint is the average of the 'y'-coordinates of the end-points.
Their first coordinates are positive and their second coordinates are negative.
(-5, 6)
(9, -5)