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Parabola : Focus and Directrix Properties
Author:
Jason Wrinkle
,
Terry Lee Lindenmuth
Move the Focus and Directrix to create a new parabola of a quadratic function.
GeoGebra
Move point A and observe the indicated distances.
New Resources
Slope of a Straight Line: Run and Rise
Piano. Keyboard.
Slope Field (1)
Simplifying Radicals: Geometric Thin Slice
Play C3 E3 G3 C4_C4
Discover Resources
sequencefleurcoeur
DreieckDrehen
simplifying square roots Debbie.steffen
Rectangle Rhombus Square
Tracing Paper - Glide Reflection
Discover Topics
Rotation
Distributions
Congruence
Sine
Piecewise Functions