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GoGeometry Action 126!
Author:
Tim Brzezinski
Creation of this applet was inspired by a
problem
posted by
Antonio Gutierrez
(GoGeometry). You can move the
4 LARGE POINTS
anywhere you'd like
AT ANY TIME
.
How can we formally prove what is dynamically illustrated here?
GeoGebra
Quick (Silent) Demo
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Reflection in line and scaling
Circular orbits
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Cycloidal pendulum
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mapping 2
Pythagoras Proof 2
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Area
Parabola
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