Show that the points A ( - 3 , 3) , B ( 0 , 0) , c ( 3 , - 3) are collinear .

Show that the point (1 , 2 , 3), (7 , 0 1), (- 2, 3, 4) are collinear.

Find the value of ‘b’ for which the points A(1, 2), B(-1, b) and C(-3, -4) are collinear .

Show that the points O(0,0,0), A(2,-3,3) B(-2,3,-3) are collinear. Find the ratio in which each point divides the segment joining the other two.

Show that the points A(1,2,3) , B(4,0,4), C (-2,4,2) are collinear

The points (a , 2a) , (3a , 3a) and (3 , 1) are collinear, then a = ......

Show that the points (0, -1, 0), (2,1,-1), (1,1,1), (3,3,0) are coplanar.

Show that the points A(-1, -2), B(4, 3), C(2, 5) and D(- 3, 0) in that order form a rectangle.

By using the concept of equation of a line, prove that the three points (3, 0), (-2, -2) " and " (8, 2) are collinear.