In triangle ABC, the right angle is C.[br][br]1) Draw the three perpendicular bisectors of the three sides of triangle ABC.[br]2) Create point P, the point of concurrency of the three perpendicular bisectors.[br]3) Draw the circle of centre P, passing through A.[br]4) Move points A, B or C and answer the questions.[br][br][br]
Where does the centre of the circumscribed circle of triangle ABC lie?[br][br][br]Note: The center of the circumscribed circle of a triangle is called its circumcenter.