Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Focus and directrix connections

Author:Dave Van Leeuwen

New Resources

  • רישום חופשי
  • Slope and Road Signs
  • Angle Addition: Warm Up Exercises
  • Cartesian vs Polar
  • Fourier Lissajous (Mechanical)

Discover Resources

  • more squares and parallelograms
  • activity c
  • EyeBall Game Final Version
  • Translations Screensaver
  • Tessellation
  • Damped Trigonometric Functions

Discover Topics

  • Similar Triangles
  • Interest Calculation
  • Fractions
  • Distributions
  • Translation
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®