![](../landscape/landscape_px1.gif) |
|
![Go Geometry Education: Orthocenter](h_triangle_center_910.jpg)
Plane Geometry: Circumcircle, Circumradius of a triangle, Theorems and Problems
7
|
Circumcircle of a triangle -
Table of Content 7
|
![Circumcircle Index](circumcircle_index_1.jpg) |
|
![Geometry Problem 145. Elearning Triangle](../problem/p145_four_triangles_circle_.jpg) |
Proposed Problem 145. Four
Triangles, Circumcircles, Incircle, Tangent and Parallel to Side, Incenters,
Circumcenters. |
![Geometry problem 143](../problem/p143_four_triangles_circle_.jpg) |
Proposed Problem 143.
Circumcircle, Circumcenter.
Four Triangles, Incircle, Tangent and Parallel to Side, Circumradii. |
![Elearning 139: Triangle Area](../problem/p139_area_triangle_17.jpg) |
Proposed Problem 139.
Circumcircle, Circumcenter.
Triangle Area, Orthic Triangle, Semiperimeter, Circumradius. |
![Nagel Theorem](../problem/p138_nagel_theorem_17.jpg) |
Proposed Problem 138.
Circumcircle, Circumcenter.
Nagel's Theorem, Orthic Triangle, Altitudes, Circumradius,
Perpendicular. |
![Problem 94, Elearning](../problem/p094_triangle_elearning_17.jpg) |
Proposed Problem 94.
Circumcircles, Circumcenters.
Similar Triangles, Circumcircles, Circumradii. |
![Elearning 93 Parallelogram](../problem/p093_triangle_elearning_17.jpg) |
Proposed Problem 93.
Circumcircles, Circumcenters.
Similar Triangles, Circumcircles, Parallelogram. |
![Elearning Problem 92](../problem/p092_similarity_elearning_17.jpg) |
Proposed Problem 92.
Circumcircles, Circumcenters.
Similar Triangles, Circumradii, Parallel. |
![](../problem/p086_extouch_triangle_17.jpg) |
Proposed Problem 86. Circumcenter
of the intouch triangle.
Intouch and Extouch Triangles, Areas. Circumcircle. |
![](../puzzle/p086_intouch_extouch_17.jpg) |
Intouch and Extouch Triangles. Puzzle cut: 20 Piece Classic
Based on Proposed Problem 86. |
![](../problem/p083_contact_triangle_17.jpg) |
Proposed Problem 83.
Circumcircle, Circumcenter.
Area of the Excircle Contact Triangle, exradius, circumradius. |
Go to page:
Previous |
1 |
2 |
3 |
4 |
5 |
6
|
7
|
8 |
Next
|
|
|
|
|
|
![](../landscape/landscape_bg_right.gif) |
![](../landscape/landscape_px1.gif) |