A triangle with vertices `(4,0) , (-1, -1) and (3,5)` is-

A triangle with vertices (4, 0), (-1,-1), (3,5) , is

A triangle with vertices (4, 0), (-1, -1), (3, 5) is :

A triangle with vertices (4, 0), (-1, -1), (3, 5) is

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

A triangle with vertices (4,0),(-1,-1),(3,5), is

A triangle with vertices (4,0),(-1,-1),(3,5) show that triangle is isosceles and right angled.

The orthocentre of the triangle whose vertices are (1, 1), (5, 1) and (4, 5) is

The orthocentre of the triangle whose vertices are (1, 1), (5, 1) and (4, 5) is