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 Related Terms
 Circumcenter:  The point of intersection of the perpendicular bisectors of the sides of a given triangle; the center of the circle circumscribed about a given triangle.
Perpendicular Bisector: A perpendicular line or segment that passes through the midpoint of a segment.
Perpendicular Lines: Two lines are perpendicular if they intersect at a right angle.
Bisect: To cut in half exactly.
Circumcircle: The circle that passes through all the vertices of a polygon.
Circumscribed: A descriptor for a geometric figure that is drawn around and enclosing (while certain points are touching) another geometric figure.
Centroid: The point of intersection of the medians of a triangle. Also, the point in a figure or solid which is the balance point, or center of gravity, of the figure or solid.
Incenter: The center of a circle inscribed in a given triangle. Also, the point of intersection of the angle bisectors of a triangle.
Orthocenter: The point of intersection of the altitudes of a triangle.