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 : Perpendicular to the line joining (4, 5) and (0, -2)

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

Show that the line joining (5, 6) and (2,3) is parallel to the line through (9, -2) and (6, -5) .

The line joining A (-3, 4) and B (2, -1) is parallel to the line joining C (1, -2) and D (0, x). Find x.

Show that the line joining the points (4,-1) and (-3,3) is parallel to the line joining the points (8,0) and (1,4) .

Show that the line joining the points (4,5) and (1,2) is parallel to the line joining the points (9,-2) and (12,1) .

Show that the line joining the points (4,-3) and (0,7) is perpendicular to the line joining the points (5,2) and (0,0) .

Show that the line joining the points (2,-6) and (-4,-8) is perpendicular to the line joining the points (4,-2) and (6,-8) .

The line joining (-5, 7) and (0, -2) is perpendicular to the line joining (1, -3) and (4, x). Find x.