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Pentagram Construction
Author:
Jonathan Garfield
The pentagram construction
GeoGebra
New Resources
Regular N-GON: What Happens as N Approaches Infinity?
Polar Graph and Cartesian Graph: Famous and Make Your Own!
One Point of Inflection
interior - squares with kufic writing
How Many Radii ? Circumference Illustrator
Discover Resources
incenter
Geometry Troubleshooting
Understanding Perimeter
How long was Jack walking? - A visual solution.
PID control of inverted pendulum
Discover Topics
Linear Programming or Linear Optimization
Constructions
Algebra
Equilateral Triangles
Statistical Characteristics