Angle Bisector- Segment that divides an angle into two equal angles.
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Segment BD bisects Angle ACB into two 35º angles.
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Segment BD bisects Angle ACB into two 35º angles.
Incenter- The point where the three angle bisectors of a triangle intersect
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Point D is the incenter of ∆ABC
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Point D is the incenter of ∆ABC
Perpendicular Bisector- A line which cuts a segment into two equal parts of 90º
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Segment AD is the perpendicular bisector of Segment BC.
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Segment AD is the perpendicular bisector of Segment BC.
Circumcenter- The point where the three perpendicular bisectors of a triangle intersect
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Point D is the circumcenter of ∆ABC
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Point D is the circumcenter of ∆ABC
Median- A segment that joins a vertex to the midpoint of the opposite side
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Segment AD is a median of ∆ABC
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Segment AD is a median of ∆ABC
Centroid- The point where the three medians of a triangle intersect
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Point D is the centroid of ∆ABC
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Point D is the centroid of ∆ABC
Altitude- A line which passes through a vertex of a triangle, and is at right angles to the opposite side.
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Segment AD is an altitude of ∆ABC.
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Segment AD is an altitude of ∆ABC.
Orthocenter- The point where the three altitudes of a triangle intersect
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Point D is the orthocenter of ∆ABC.
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Point D is the orthocenter of ∆ABC.