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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
Autor:
Alex CHIK
Thema:
Kreis
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
Weiter
Nine-point Circle (Part 1)
Neue Materialien
Pathway to Proof: Triangle Angles
Perimeter of Rectangle
Building Figures with Set Areas
Area of a Trapezoid
Untitled
Entdecke Materialien
schnittproblem
平行四邊形 3
Problem 1.1B/C
Math 253 Lesson 2.8
Find the Missing Angles
Entdecke weitere Themen
Rotation oder Drehung
Tangens
Reelle Zahlen
Parabel
Spiegelung