Sign in
Search
Outline
Nine-point Circle
Nine-point Circle (Part 1)
Nine-point Circle (Part 2)
Nine-point Circle (Part 3)
Nine-point Circle (Part 4)
Feuerbach's Theorem
16 Points of Tangency
Nine-point Circle
Author:
Alex CHIK
Topic:
Circle
script of a talk by Mr. C.K. Leung on 25/4/2015 cover picture taken from
http://www-history.mcs.st-and.ac.uk/Mathematicians/Feuerbach.html
GeoGebra 互動數學教室
http://www.geogebra.hk
Nine-point Circle (Part 1)
Nine-point Circle (Part 2)
Nine-point Circle (Part 3)
Nine-point Circle (Part 4)
Feuerbach's Theorem
16 Points of Tangency
Next
Nine-point Circle (Part 1)
New Resources
Locus Related to Descartes' Folium
Prism Drawn in 1-Point Perspective
Making New Year's resolutions for 2026
רישום חופשי
အခြေခံ data အခေါ်အဝေါ်များ
Discover Resources
dario muñoz
acht_driehoeken
tetrahedronriddler
Temari Balls
Writing Equations for Lines: IM 8.2.11
Discover Topics
Constructions
Poisson Distribution
Congruence
Means
Incircle or Inscribed Circle