Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Interesting Stuff (Mostly Geometry)
    1. Lee Sallow's Triplets
    2. All triangles are isosceles - false assumptions
    3. Elegant Geometry Proof
    4. Rotating Equilateral Triangle
    5. Dancing Points on Regular Polygons
    6. Out of Phase Orbits
    7. ptolemy's theorems

Interesting Stuff (Mostly Geometry)

Author:Chip Rollinson
Topic:Geometry

  • Lee Sallow's Triplets

  • All triangles are isosceles - false assumptions

  • Elegant Geometry Proof

  • Rotating Equilateral Triangle

  • Dancing Points on Regular Polygons

  • Out of Phase Orbits

  • ptolemy's theorems

Next
Lee Sallow's Triplets

New Resources

  • רישום חופשי
  • Nikmati Keunggulan Di Bandar Judi Terpercaya
  • Exploring GeoGebra for the First Time
  • Untitled
  • Making New Year's resolutions for 2026

Discover Resources

  • title1
  • Complementary angle
  • U4M11L1Section 2-1
  • DNL maker V2
  • การบวกจำนวนเต็มบวกด้วยจำนวนเต็มลบ

Discover Topics

  • Expected Value
  • Dilation
  • Power Functions
  • Circle
  • Arithmetic Mean
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®