Set: Lesson 1.5: Special Points in Triangles

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All 15 terms

TermDefinition
Inscribed CircleA circle that is inside a triangle and is tangent to its sides.
Circumscribed CircleA circle that goes around a triangle and passes through its vertices.
Concurrent LinesLines that meet at a common point.
IncenterThe center of the inscribed circle of a triangle.
CircumcenterThe center of the circumscribed circle of a triangle.
MedianA segment that joins a vertex of a triangle to the midpoint of the opposite side.
CentroidThe point where the medians of a triangle intersect.
AltitudeA segment that passes through a vertex of a triangle and is perpendicular to the opposite side.
OrthocenterThe point where the altitudes of a triangle intersect.
Circumscribed Circle PropertyThe circumscribed circle passes through all three vertices of a triangle.
Inscribed Circle PropertyThe inscribed circle is tangent to all three sides of a triangle.
Constructing the CircumcenterFind the intersection of the perpendicular bisectors of the sides of a triangle.
Constructing the IncenterFind the intersection of the bisectors of the angles of a triangle.
Circumcenter Distance PropertyThe circumcenter is equidistant from the vertices of a triangle.
Incenter Distance PropertyThe incenter is equidistant from the sides of a triangle.
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Set Information

Terms 15
Creator keyjames
Created September 7, 2009
Group Sherwood High Geometry
Subject Geometry
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Most Missed Words

  1. Orthocenter The point where the altitudes of a triangle intersect. - 27 misses
  2. Inscribed Circle A circle that is inside a triangle and is tangent to its sides. - 24 misses
  3. Circumcenter The center of the circumscribed circle of a triangle. - 21 misses
  4. Centroid The point where the medians of a triangle intersect. - 19 misses
  5. Median A segment that joins a vertex of a triangle to the midpoint of the opposite side. - 18 misses
  6. Incenter The center of the inscribed circle of a triangle. - 18 misses
  7. Circumscribed Circle A circle that goes around a triangle and passes through its vertices. - 17 misses