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

Animation 27

Author:Tim Brzezinski
Topic:Equilateral Triangles

What theorem is illustrated in the applet below? (Feel free to move the triangle's white vertices anywhere you'd like!)

Check my answer

New Resources

  • Function Art 3D - Flower
  • Graphing Compound Inequalities: Conjunctions and Disjunctions
  • Slope Illustrator (2)
  • Angle Addition Postulate (V2) - Integer Solutions
  • Squaring a Rectangle (PST Version)

Discover Resources

  • Lines and Angles
  • Exploring Parallelograms
  • matching verbal statements
  • Parabolic water trajectory - Ovidiu
  • LR8-02-IP1 (Collecting data for speed versus stopping distance)

Discover Topics

  • Pythagoras or Pythagorean Theorem
  • Integers
  • Kite
  • Rational Numbers
  • Sphere
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®