what is the difference between orthocentre,incentre,incircle,centroid? how do they differ from each other?.......................
Orthocentre: The three altitudes of a triangle meet in one point called the orthocentre
Incentre:The three angle bisectors of a triangle meet in one point called the incentre.
Centroid: The three medians (the lines drawn from the vertices to the bisectors of the opposite sides) meet in the centroid or center of mass
Circumcentre:The three perpendicular bisectors of the sides of a triangle meet in one point called the circumcenter
Incircle: A circle inscribed in the polygon.