

Plane Geometry: Circumcircle, Circumradius of a triangle, Theorems and Problems
7

Circumcircle of a triangle 
Table of Content 7




Proposed Problem 145. Four
Triangles, Circumcircles, Incircle, Tangent and Parallel to Side, Incenters,
Circumcenters. 

Proposed Problem 143.
Circumcircle, Circumcenter.
Four Triangles, Incircle, Tangent and Parallel to Side, Circumradii. 

Proposed Problem 139.
Circumcircle, Circumcenter.
Triangle Area, Orthic Triangle, Semiperimeter, Circumradius. 

Proposed Problem 138.
Circumcircle, Circumcenter.
Nagel's Theorem, Orthic Triangle, Altitudes, Circumradius,
Perpendicular. 

Proposed Problem 94.
Circumcircles, Circumcenters.
Similar Triangles, Circumcircles, Circumradii. 

Proposed Problem 93.
Circumcircles, Circumcenters.
Similar Triangles, Circumcircles, Parallelogram. 

Proposed Problem 92.
Circumcircles, Circumcenters.
Similar Triangles, Circumradii, Parallel. 

Proposed Problem 86. Circumcenter
of the intouch triangle.
Intouch and Extouch Triangles, Areas. Circumcircle. 

Intouch and Extouch Triangles. Puzzle cut: 20 Piece Classic
Based on Proposed Problem 86. 

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







