Show that points A(-5,4),B(-2,-2) and C93,-12) are
colinear using distance formula .

Show that points A(-5,4),B(-2,-2) and C(3,-12) are colinear using distance formula .

The points A(-2,1), B(0,5) and C(-1,2) are collinear.

Show that the points A(2,1,3) ,B(5,0,5) and C(-4,3,-1) are collinear .

(i) Using section formula, show that the points A(-2, 3,5), B(1,2,3) and C(7,0,-1) are collinear. (ii) Using division formula, prove that the points (2,3,4),(-1,-2,1) and (5,8,7) are collinear.

Show that the points A(5, 4, 2), B(6, 2, -1) and C(8, -2, -7) are collinear.

Using section formula,show that the points A(2,-3,4),B(-1,2,1) and C(0,1/3,2) are collinear.

Show that the point A (1,-1,3), B ( 2,-4,5) and C ( 5,-13,11) are collinear.

Using distance formula show that the points A(-3,2,4),B(-1,5,9) and C(1,8,14) are collinear

Using the distance formula, show that the points A(3, -2), B(5, 2) and C(8, 8) are collinear.