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GeoGebra
A Martin Gardner Puzzle
Author:
ejohnson
A Martin Gardner Puzzle.
Discover Resources
Rain drops
Using Equations to Complete Tables 020
Tools to Make Constructions
perpendicular bisector
Can you make it blue?
New Resources
Leslie-Matrix
Discovering the Pythagorean Theorem
Geometry Rotational Symmetry
Triangle with given sides (SSS)
Lines in a Triangle
