GeoGebra
Create Lesson
GeoGebra
Just Cool Stuff
Just Cool Stuff
Author:
Linda Bollman
Triangle Paradox (Missing square puzzle)
parallels or not?
Patterned Squares
Number Riddles
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Triangle Paradox (Missing square puzzle)
New Resources
Triangle Fractal Time-Waster
Open Middle: Pythagorean Theorem (1)
Trigonometric graphs
Open Middle: Pythagorean Theorem (3)
Open Middle: Pythagorean Theorem (2)
Discover Resources
linearization
Japanese Theorem for Pentagons
Perimeter of Regular Polygons
Congruent Figures: Dynamic Illustration
day 71
Discover Topics
Volume
Root
Congruence
Perimeter
Limits
