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Heather Madsen Thursday
Author:
heather
GeoGebra
New Resources
Stairs (Optical Illusion)
Napoleon's Theorem
Ellipse as Envelope - Correspondence Method
Slope of a Straight Line: Run and Rise
van Aubel's Theorem
Discover Resources
Locus 7: Equidistant from a fixed point and a straight line
Project
Congruent Triangles
IMP2GBD
No Movement
Discover Topics
Special Points
Cuboid
Numbers
Logarithm
Cone