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Chapter 5 Vocabulary

Review for Unit Assessment

Circumcenter The point where 3 perpendicular bisectors meet.
Incenter The point where 3 angle bisectors meet.
Median A segment whose endpoints are a vertex and the midpoint of the opposite side.
Orthocenter The point where 3 altitudes meet.
Altitude A perpendicular segment that extends from a vertex to the line containing the opposite side.
Centroid The point where 3 medians meet.
Angle bisector A ray that divides an angle into 2 congruent parts.
Circumscribed circle All vertices of a polygon lie on the circle.
Inscribed circle Each side of a polygon is tangent to the circle.
Point of concurrency The point where 3 lines intersect.
Concurrent lines 3 lines that intersect at a point. The lines are said to be __.
Created by: BL Shillinglaw BL Shillinglaw