Search
GeoGebra
  • В начало
  • Материалы
  • Profile
  • Classroom
  • App Downloads

Quick Lamp Base Modeling Demo

Author:Tim Brzezinski
In this screencast, notice how the base is a frustum of an elliptical cone. That is, for this surface, cross sections of planes parallel to the floor and this surface are ellipses.

Quick Silent Demo

New Resources

  • Neuberg's Theorem
  • Prism Drawn in 2-Point Perspective
  • Making New Year's resolutions for 2026
  • အခြေခံ data အခေါ်အဝေါ်များ
  • Average Value of a Function

Discover Resources

  • minspantree
  • H Equilateral Triangle Const
  • Question 11
  • Untitled
AboutПартнёрыHelp Center
Правила предоставления сервисаPrivacyЛицензионное соглашение
Graphing CalculatorCalculator SuiteCommunity Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2026 GeoGebra®