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

Constructing Eulers line

Author:
John Sagan
**See help bar at top for construction tips... 1. Create any triangle ( use Polygon tool) 2. Construct a centroid of the triangle. (Custom tool) 3. Construct the orthocenter of the triangle. (Custom tool) 4. Construct the circumcenter of the triangle. (Custom tool) What do you notice about the three points within the triangle? Try drawing a segment through points...what happens when you move vertices?

New Resources

  • Open Middle: Horizontal and Vertical Distances (V1)
  • Würfel mit Netz
  • A1_4.04 Two variable linear inequalities 278287_a
  • Tutorial RDWorks para iniciantes (em inglês)
  • Orthographic Projections

Discover Resources

  • CCGPS CA 2.3.1 Example 3
  • SetDynamicColorFilling
  • Mr. Loewen LIS - IB
  • Bài 2
  • Geogebra Transformations 2

Discover Topics

  • Addition
  • Dilation
  • Similarity Transformation or Similarity
  • Algebra
  • Cube

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