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

Focal Conics and Dandelin Spheres

Author:Steve Phelps
Topic:Cone, Conic Sections, Ellipse, Hyperbola, Sphere
The cones which pass through a given ellipse, have their vertex on the focal hyperbola.

New Resources

  • The Red Chair
  • apec
  • Pythagorean Day
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • bewijs stelling van Pythagoras

Discover Resources

  • Translation worksheet
  • Interactive Geogebra
  • Polar Grapher
  • BobbiSpainTrianglesFromTrianglesREV
  • L3.1 Reflections - Bounce Ball Problems

Discover Topics

  • Circumcircle or Circumscribed Circle
  • Vectors 2D (Two-Dimensional)
  • Hypothesis Testing
  • Integral Calculus
  • Volume
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

© 2025 GeoGebra®