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Nine Point Circle
Author:
Esther Gruenhut
Topic:
Circle
Euler, Feuerbach, etc.
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And if that wasn't enough:
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Move point P to see what happens when you reflect the orthocenter through the points on the nine point circle.
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New Resources
Blancmange curve (fractal)
Dodecahedron
alg2_05_05_01_slider_practice_flvs
alg2_05_05_01_applet_exp_flvs
alg2_05_05_04_applet_exp_fxn_flvs
Discover Resources
Parametric curve
Test
Animation 27
สมการเส้นตรง
Geometry Constructions: Figures
Discover Topics
Arithmetic Mean
Rotation
Binomial Distribution
Logic
Definite Integral