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Focus Directrix Parabola
Author:
Terry Lee Lindenmuth
Topic:
Parabola
GeoGebra
New Resources
Isosceles Triangle: Quick Construction
Stairs (Optical Illusion)
"Compressed" Astroid as Envelope
Ellipse as Envelope - Correspondence Method
Ellipse, Hyperbola and Circle as Envelopes
Discover Resources
no-parallel-no-solution
Time-dependent vector field
Distance
practice 2 day 15
Exploring a Rotation about the Origin
Discover Topics
Vectors
Linear Equations
Functions
Congruence
Coordinates