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

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

Without using the Pythagoras theorem, show that the points (4,4), (3, 5) and (-1, -1) are the vertices of a right angled triangle.

Show that the points (6,6) , (2,3) and (4,7) are the vertices of a right angled triangle

Prove that A(3,3) B (8,-2) and C(-2,-2) are the vertices of a right - angled isosceles triangle . Also, find the length of the hypotenuse of triangle(ABC)

Show that the points (2,1) (0,0) (-1,2) and (1,3) are the vertices of a square.

Show that the points A=(2,-1,1),B=(1,-3,-5) and C=(3,-4,-4) are vertices of a right angled triangle (using vector method).

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

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

Calculating the angle of the triangle, prove that the points A(3, 4, -1) , B(1, 5, 1) and C(1, 2, -2) are the vertices of an isosceles triangle.

write the ratio of the angles of a right angled isosceles triangle.