Show that the joining (2,-5) and (-2, 5) is perpendicular to the line joining (6,3) and (1,1).

Show that the line joining (2,-5) and (-2, 5) is perpendicular to the line joining (6,3) and (1,1).

Show that the line joining (2, -3) and (-1, 2) is perpendicular to the line joining (3, 7) and (-2, 4) .

Show that the line joining (2, -3) and (-1, 2) is perpendicular to the line joining (3, 7) and (-2, 4) .

Show that the line joining (2, -3) and (- 5,1) is : perpendicular to the line joining (4, 5) and (0, - 2).

Show that the line joining (2, -3) and (-5, 1) is : Perpendicular to the line joining (4, 5) and (0, -2)

Show that the line joining (2, -3) and (-5, 1) is : Perpendicular to the line joining (4, 5) and (0, -2)

Show that the line joining (2,-3) and (-5,1) is parallel to the line joining (7,-1) and (0,3).

Show that the line joining (2,-3) and (-5,1) is parallel to the line joining (7,-1) and (0,3).

Show that the line joining (2,-3) and (-5,1) is parallel to the line joining (7,-1) and (0,3).

Show that the line joining (2,-3) and (-5,1) is parallel to the line joining (7,-1) and (0,3).