triangle segments and concurrencies

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Geometry & Trigonometry

Right Triangles & Trigonometry

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9 Terms

1
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point of concurrency

point where three or more lines intersect.

2
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circumcenter

point where the perpendicular bisectors of a triangle intersect, equidistant from the vertices.

<p>point where the perpendicular bisectors of a triangle intersect, equidistant from the vertices.</p>
3
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angle bisector

line that divides an angle into two equal angles.

<p>line that divides an angle into two equal angles.</p>
4
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incenter

point where the angle bisectors of a triangle intersect, equidistant from the sides

<p>point where the angle bisectors of a triangle intersect, equidistant from the sides</p>
5
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median

line segment from a vertex of a triangle to the midpoint of the opposite side

<p>line segment from a vertex of a triangle to the midpoint of the opposite side</p>
6
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centroid

point where the medians of a triangle intersect, divdes each median into two segments with a 2/3 ratio

<p> point where the medians of a triangle intersect, divdes each median into two segments with a 2/3 ratio</p>
7
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altitude

perpendicular line segment from a vertex of a triangle to the opposite side

<p>perpendicular line segment from a vertex of a triangle to the opposite side</p>
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orthocenter

point where the altitudes of a triangle intersect, c

<p>point where the altitudes of a triangle intersect, c</p>
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perpendicular bisector

lines passing through the midpoint of each side which are perpendicular to the given side

<p>lines passing through the midpoint of each side which are perpendicular to the given side</p>