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Asked by nishac | 10th Mar, 2010, 09:12: AM

Expert Answer:

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.

Answered by  | 10th Mar, 2010, 09:16: AM

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