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

Altitudes of a triangle

Author:Zoltán Kovács
Check whether the altitudes of a triangle are concurrent. Use the Relation tool.

New Resources

  • Volume by Shells Around y
  • အခြေခံ data အခေါ်အဝေါ်များ
  • apec
  • Equation of Locus - Parabola
  • Locus Related to Descartes' Folium

Discover Resources

  • Desargue's theorem doesn't hold in Non Desargue plane
  • A Translation and a Rotation
  • Dividing a circle with chords
  • Congruence: Volume 1 - Chapter 1
  • Average to Instantaneous Rate of Change

Discover Topics

  • Set Theory
  • Integers
  • Means
  • Frequency Distribution
  • Statistical Characteristics
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®