Tangent Circles, Theorems and Problems: Table of Content
7/8
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![Tangent Circles Index](tangent_circles_index_17.jpg) |
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![Elearning 93 Parallelogram](../problem/p093_triangle_elearning_17.jpg) |
Circumcircles or circumscribed circle
Proposed Problem
93. Similar Triangles, Circumcircles, Parallelogram.
Tangent circles. |
![Elearning Problem 92](../problem/p092_similarity_elearning_17.jpg) |
Circumcircles or circumscribed circle
Proposed Problem
92. Similar Triangles, Circumcircles, Circumradii, Parallel. |
![](../geometry/feuerbach_points_17.jpg) |
Feuerbach Points and Nine-Point Circle with interactive
animation, manipulation, and step-by-step construction.
Tangent circles. |
![](../geometry/three_tangent_circles_theo_.jpg) |
Three
Tangent Circles
Theorem Using TracenPoche Dynamic Software
Step-by-Step construction, Manipulation, and animation. |
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Sangaku Geometry Theorem: Three circles and a tangent line. |
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Arbelos, Inscribed Circle and Concyclic Points Cyclic
Quadrilateral.
Tangent circles. |
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Proposed Problem
57: Angle bisector, circles Cyclic
Quadrilateral.
Tangent circles. |
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Proposed Problem
56: Angle bisector, circles Parallel
Lines.
Tangent circles. |
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Proposed Problem
55: Angle bisector, circles Cyclic
Quadrilateral.
Tangent circles. |
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Proposed Problem
54: Angle bisector, circles Midpoint of
arc.
Tangent circles. |
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