Show that the triangle with vertices (3, 0), (-1, -1) and (2, 4) is isosceles and right angled.

Show that the triangle with vertices (6,10,10),(1,0,-5) and (6,-10,0) is a right angled triangle

A triangle with vertices (4,0),(-1,-1), (3,5) is (A) an isosceles and right angled (B) an isosceles but not right angled (C) a right angled but not isosceles (D) neither right angled nor isosceles

Show that the triangle vertices (6,10,10), (1,0,-5) and (6,-10,0) is a right - angled triangle .

Show that the DeltaABC with vertices A ( 0,4, 1) , B ( 2, 3, -1) and C ( 4,5,0) is right angled.

STATEMENT-1 : The triangle with vertices (1, 3, 5), (2, 4, 6) and (0, 5, 7) must be a right angle triangle. and STATEMENT-2 : If the dot product of two non-zero vectors is zero then they must be perpendicular.

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

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

Show that the points A(-5, 6), B(3, 0) and C(9, 8) are the vertices of an isosceles right-angled triangle. Calculate its area.

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