Examine whethere point (3,3),(-4,-1) and (3,-5) are the
vertices of an isosceles triangle .

Show that (8,2) , (5,-3) and (0,0) are the vertices of an isosceles triangle.

The points (1,-2),(-3,0) and (5,6) are the vertices of aright angled isosceles triangle

Show that the points (7,10),(-2,5), and (3,-4) are the vertices of an isosceles right triangle.

The points (3,7),(6,5) and (15,-1) are the vertices of an equlateral triangle

Prove that the points (0,0),(5,5) and (-5,5) are the vertices of a right isosceles triangle.

Show that the points A(7, 10), B(-2, 5) and C(3, -4) are the vertices of an isosceles right triangle.

Show that the points A(3, 0), B(6, 4) and C(-1, 3) are the vertices of an isosceles right triangle.

Prove that the points (3,0),(6,4) and (-1,3) are the vertices of a right angled isosceles triangle.

Show that the points (2,-1,3), (0,1,2) and (1,-3,1) are the vertices of an isosceles right angled triangle.