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CONCURRENT LINES. Three or more lines that intersect at a common point. POINT OF CONCURRENCY. The point at which 3 or more lines intersect. Point of concurrency. CIRCUMCENTER. Point of concurrency for the perpendicular bisectors of a triangle. circumcenter. Circumscribed circle.
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Point of concurrency for the perpendicular bisectors of a triangle
A circle that is drawn around a triangle so that each vertex of the triangle is a point on the circle
Circumcenter Theorem The circumcenter of a triangle is located equidistant from each vertex of the triangle. BO=AO=CO
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A circle using the incenter of a triangle as its center, and is drawn so that each side of the triangle touches the circle in one point
Incenter Theorem • The incenter of a triangle is equidistant from each side of the triangle. AI = BI = CI A I B C
A segment drawn from the vertex to the midpoint of the opposite side of a triangle
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A segment drawn from the vertex of a triangle perpendicular to the opposite side