Triangle Centers - Table of
Content 5
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Geometric art of triangle centers visual summary
Delaunay Triangulation, Circular Random Composition, iPad Apps. |
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Problem 32.
Triangle, Cevian, Incircles, Tangents. |
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Problem
31. Right Triangle, Incircle, Collinears.
Problem
30. Right Triangle, Incircle, Inradius. |
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Proposed Problem 29.
Right Triangle, altitude, incircle and inradius. Ten conclusions. |
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Problem 29:
Geometry Help.
Facts you should know. |
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Heron's Formula with medians |
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Proposed Problem 28
Right Triangle, altitude, incircles and
inradius. |
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Proposed Problem 27
Right Triangle, incircles and inradius. |
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Proposed Problem 26
Right Triangle, altitude, incircles and
inradius. |
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Proposed Problem 25
Right Triangle, altitude, incircles and
inradius. |
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Proposed Problem 24
Right Triangle, altitude, incircles and
inradii. |
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Proposed Problem 23
Right Triangle, altitude, incircles and
inradii. |
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Proposed Problem 22
Right Triangle, altitudes, incircles and
inradii. |
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Proposed
problem 21
Acute triangle, orthocenter, diameter, tangents. |
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Proposed problem
20
Right Triangle, incircles and inradii. |
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Proposed problem 19
Right Triangle and Excenter |
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Heron's Formula.
Key facts and
a purely geometric
step-by-step proof.
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Napoleon's Theorem. A purely geometric
proof. It uses the Fermat point to prove Napoleon without
transformations.
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The Bevan Point: Puzzle |