Show that the points (0,7,10),(-1,6,6) and (-4,9,6) form a right angled isosceles triangle .

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

Find out whether the points (0, 7, 10), (-1,6,6) and (-4,9,6) are the vertices of a right angled triangle.

Show that the points (-2,5),(3,-4),(7,10) form a right angled isosceles 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 (-4,-4,-1),(0,2,3) and (4,6,-3) are the vertices of an isosceles triangle.

Number of values of alpha such that the points (alpha,6),(-5,0) and (5,0) form an isosceles triangle is

Show that the points (-1, 0, -4), (0, 1, -6) and (1, 2, -5) from a right angled triangle. [Hint : Sum of squares of any two sides is equal to the square of third side.]

Show that the points (1, 2, -2), (2, 3, -4) and (3, 4, -3) form a right angled triangle.

Show that A (0,0) , B(5,5) and C (-5,5) are vertices of a right angled isosceles triangles.

Show that the points (4,4), (3,5), (-1,-1) form a right angled triangle.