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

Focus and directrix connections

Author:Dave Van Leeuwen
Topic:Ellipse, Hyperbola, Parabola

New Resources

  • Mandelbrot 2
  • Graphing Basic and Compound Inequalities
  • Deciding How New Information Affects Probability
  • Rossler's Attractor
  • Building Algebra Tile Models for Trinomials

Discover Resources

  • Linear Graphs
  • Animation of Tessellation with Square and Rectangle (Blue2)
  • Activity 3.5.2 - Rhombus
  • Sophia math project
  • Drawing a Pool

Discover Topics

  • Curve Sketching
  • Equilateral Triangles
  • Linear Regression
  • Standard Deviation
  • Volume
AboutPartnersHelp Centre
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®