Wolfram Demonstrations Project
Jay Warendorff
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Demonstrations 61 - 80 of 271
A Cyclic Quadrilateral ConcurrencyThe Line through the Incenter and CircumcenterA Collinearity between the Nine-Point Center, the Foot of an Altitude, and a MidpointA Triangle Formed by the Centers of Three Nine-Point CirclesA Parallelogram with Vertices on Two Circles
A Cyclic Quadrilateral Concurrency
The Line through the Incenter and Circumcenter
A Collinearity between the Nine-Point Center, the Foot of an Altitude, and a Midpoint
A Triangle Formed by the Centers of Three Nine-Point Circles
A Parallelogram with Vertices on Two Circles
Area of a Hexagon Formed by the Vertices and Altitude Extensions of a TriangleKosnita's TheoremA Concurrency of Lines Joining OrthocentersTwo Triangles of Equal Area on Either Side of an Angle BisectorThe Distances to the Incenter and Excenters from the Circumcenter
Area of a Hexagon Formed by the Vertices and Altitude Extensions of a Triangle
Kosnita's Theorem
A Concurrency of Lines Joining Orthocenters
Two Triangles of Equal Area on Either Side of an Angle Bisector
The Distances to the Incenter and Excenters from the Circumcenter
Inscribed and Central Angles in a CircleThe Triangle Formed by the Centers of the Miquel CirclesProjections of Midpoints onto CircumradiiThe Sum of the Reciprocals of the ExradiiThe Product of the Inradius and Three Exradii
Inscribed and Central Angles in a Circle
The Triangle Formed by the Centers of the Miquel Circles
Projections of Midpoints onto Circumradii
The Sum of the Reciprocals of the Exradii
The Product of the Inradius and Three Exradii
The Distance from the Circumcenter to an ExcenterThe Product of the Circumradius and an ExradiusAnother Relation between the Areas of Triangles Associated with an ExcircleOn the Areas of Triangles Associated with an ExcircleThe Sum of the Circumradii of Three Subtriangles
The Distance from the Circumcenter to an Excenter
The Product of the Circumradius and an Exradius
Another Relation between the Areas of Triangles Associated with an Excircle
On the Areas of Triangles Associated with an Excircle
The Sum of the Circumradii of Three Subtriangles

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