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The Nine-Point Center
Author:
Steve Phelps
The Nine-Point center is the center of the circumcircle of the medial triangle. Play through the construction and try your hand in the app below.
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Balls in an Urn
Flip A Bunch of Coins
Flip 9 Coins
רישום חופשי
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Particle velocity under a travelling pulse
Geogebra Project for Anna
Angles and Triangles
st. line
Point on Perp. Bis. Theorems Visual
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Median Value
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