Show that the points (0,3),(6,0) and(4,1) lie on a straight line by (by using section formula).

Show that the points (1, 0), 6, 0), (0, 0) are collinear.

Show that the points A(1,3,2),B(-2,0,1) and C(4,6,3) are collinear.

Show that the point :- (4, 3), (2, 0) and (- 4,-9) are collinear.

Show that the points (a+5,a-4),(a-1,a+3) and (a,a) do not lie on a straight line for any value of a.

Locate the points (5,0),(5,1) and (5,2) .Do they lie on a line.

Points (-5,0) and (6,0) lie

Show that the points (a+5,a+4) , (a-2,a+3) and (a,a) do not lie on a straight line for any value of a.

Show that the points (a+5, a-4), (a-2, a +3) and (a,a) do not lie on a striaght line for any a.

Show that the points (5, 5),(6, 4),(- 2, 4) and (7, 1) all lie on a circle. Find its equation, centre and radius.

Show that the points A(2,3,4),B(-1,2,-3) and C(-4,1,-10) are collinear. Find the equations of the line in which they lie.