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

Parallel Equilateral

Author:tavery
Construct an equilateral triangle having one vertex given and the other two on a pair of parallel lines given, one on each.

New Resources

  • Right Triangle Inscribed in a Semicircle
  • Squaring a Rectangle (PST Version)
  • GeoGebra 3D Modeling Workshop (March 8 2024)
  • Segment Addition Postulate (Mild Questions)
  • Perpendicular Lines: Quick Exploration

Discover Resources

  • Box problem (right square prism)
  • Changing Base 5 to Base 10
  • גלגול עם ובלי החלקה
  • NJC Topic 2 Notes E.g. 2.1.1
  • Unit Circle and the Trigonometric Functions (animated)

Discover Topics

  • Equations
  • Optimization Problems
  • Diagrams
  • Scalene Triangles
  • Interest Calculation
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®