The point of concurrency of the internal angular bisects of a triangle is

3. Draw an obtuse-angled triangle and a right-angled triangle. Find the points of the concurrence of the angle bisectors of each angle

The vertices of a triangle are (4,-3) , (-2,1) and (2,3) . Find the co-ordinates of the circumcentre of the triangle. [Circumcentre is the point of concurrence of the right-bisectors of the sides of a triangle]

The point of concurrence of perpendicular bisectros of the sides of a triangle is called _________

The point of concurrence of the altitudes of a triangle is called

The point of concurrence of altitudes of a triangle is called orthocentre.