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GeoGebra
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Focus-Directrix Definition of an Ellipse
Author:
Norm Prokup
Topic:
Ellipse
GeoGebra
New Resources
Positive and Negative Space
apec
Silhouettes
Two-Way Tables and Ven Diagrams
Floch, fractal, iteration, custom tool.
Discover Resources
Imaginary Number Line(i) - Time Space
Quiz (1)
Gradients
SquareRootTransformations
Discover Topics
Arithmetic
Geometric Mean
Distributions
Parallelogram
Equilateral Triangles