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

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

Show that the points (0,7,10), (-1,6,6) and(-4,9,6) are the vertices of an isosceles right angled triangle.

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

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

Prove that the points A(1, -3), B (-3, 0) and C(4, 1) are the vertices of an isosceles right- angled triangle. Find the area of the triangle.

Prove that the points (-3,\ 0),\ (1,\ -3) and (4,\ 1) are the vertices of an isosceles right-angled triangle. Find the area of this triangle.

Show that the points A(8,3) , B(0,9) and C(14, 11) are the verties of an isosceles right - angled triangle.

Show that the points (-4,-4,-1),(0,2,3) and (4,6,-3) are the vertices of an isosceles triangle.