[" Prove that "(12,8),(-2,6)" and "(6,0)" are the "],[" vertices of a right angled triangle."]

Without using Pythagoras theorem prove that A(12, 8), B(-2, 6) and C(6, 0) are the verticies of right angled triangle.

Show that the points (12, 8), (-2,6), and (6, 0) are vertices of a right-angled triangle.

Prove that the points (2,-2), (-2, 1) and (5, 2) are the vertices of a right angled triangle. Also find the area of this triangle.

Prove that (2,\ -2),\ (-2,\ 1) and (5,\ 2) are the vertices of a right angled triangle. Find the area of the triangle and the length of the hypotenuse.

Prove that (2,-2),(-2,1) and (5,2) are the vertices of a right angled triangle.Find the area of the triangle and the length of the hypotenuse.

The points A(12, 8), B(-2, 6) and C(6, 0) are the vertices of

Prove that the points (3, 4), (8, -6) and (13, 9) are the vertices of a right-angled triangle.