(3, -9) and (-12, -6) (5, 14) and (1, 6) (-3, 14) and (-2, 9) (-4, -9) and (0, -8) (4, 1) and (6, -1) (-11,...

(3, -9) and (-12, -6)
(5, 14) and (1, 6)
(-3, 14) and (-2, 9)
(-4, -9) and (0, -8)
(4, 1) and (6, -1)
(-11, 4) and (-2, 4)
(9, 15) and (-6, 5)
(-1, -9) and (-5, -1)
(-4, 16) and (18, 0)
(-1, -20) and (-1, 1)