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

Using distance formula, show that the points A(1,-1),B(5,2)andC(9,5) are collinear.

Using the distance formula, prove that the points A(-2,3), B(1,2) and C(7,0) are collinear.

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

Consider the points A(-2,3,5) , B(1,2,3) and C(7,0,-1) Using the distance formula,show that the points A,B and C are collinear.

Show that the points A(2, 3, -4), B(1, -2, 3) and C(3, 8, -11) are collinear.

Show that the points A(1,-2,-8), B(5,0,-2) and C(11,3,7) are collinear.

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

Show that the points A(2, 3, -4), B(1, - 2, 3) and C(3, 8, - 11) are collinear.

Using distance formula, show that the points (1,5), (2,4) and (3,3) are collinear.

Using distance formula, show that the points (1,5), (2,4) and (3,3) are collinear.