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11 Cards in this Set
- Front
- Back
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perpendicular bisector
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a line, segment, or ray that passes through the midpoint of the side and is perpendicular to that side
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circumcenter
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point of concurrency for perpendicular bisectors
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angle bisector
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a line, segment, or ray that divides an angle into two congruent parts
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incenter
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point of concurrency for angle bisectors
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median
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a segment whose endpoints are a vertex of a triangle and the midpoint of the side opposite the vertex
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centroid
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point of concurrency for medians
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altitude
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a segment from a vertex to the line containing the opposite side and perpendicular to the line containing that side
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orthocenter
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point of concurrency for altitudes
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Circumcenter Theorem
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The circumcenter of a triangle is equidistant from the vertices of the triangle.
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Incenter Theorem
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The incenter of a triangle is equidistant from each side of the triangle.
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Centroid Theorem
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The centroid of a triangle is located two-thirds of the distance from a vertex to the midpoint of the side opposite the vertex on a median.
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