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

Orthocentre of a Triangle

Author:Dolly Madan
The concurrence of 3 altitudes is called orthocentre

New Resources

  • Colouring of Venn Diagram
  • z`]]
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • רישום חופשי
  • 立体几何-公理3及推论

Discover Resources

  • Construct Perpendicular from On-Line Point: RulerCompass 3
  • copy an angle
  • House
  • Activity 3.6.5
  • Median triangles

Discover Topics

  • Unit Circle
  • Upper and Lower Sum or Riemann Sum
  • Ellipse
  • Plane Figures or Shapes
  • Cone
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

© 2025 GeoGebra®