GeoGebra
  • Create Lesson
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2022 GeoGebra

Triangle Altitudes

Author:
Joseph Chen

New Resources

  • Matrix Transformations
  • Artwork by Daniel Linus Torres
  • Action/Consequence: Proving Parallelograms
  • Poorly Drawn Squares
  • Monty Hall Problem

Discover Resources

  • Parallel Lines by Angle Copy
  • Parametrics Exercise 4
  • trigo
  • PROOF OF Proposition 17
  • oscillatory motion

Discover Topics

  • Optimization Problems
  • Equations
  • Dilation
  • Polynomial Functions
  • Correlation

GeoGebra

  • About
  • Partners
  • GeoGebra on Tests
  • News Feed
  • App Downloads

Apps

  • Calculator Suite
  • Graphing Calculator
  • 3D Calculator
  • CAS Calculator
  • Scientific Calculator

Resources

  • Classroom Resources
  • Learn GeoGebra
  • Classroom
  • Geometry
  • Notes
  • Terms of Service Privacy License
  • Facebook Twitter YouTube