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

Parallel Lines Triangle Proportion

Author:seth heinss, Jason Wofsey

New Resources

  • 判斷錐體
  • Colors for GeoGebra
  • Forming Similar Triangles
  • רישום חופשי
  • Pythagorean Day

Discover Resources

  • Geogebra Transformations 690418
  • Math project
  • Teorema Pythagoras 10 (drag n drop)
  • Position and Displacement Vectors.

Discover Topics

  • Means
  • Equilateral Triangles
  • Addition
  • Vectors 3D (Three-Dimensional)
  • Logic
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

© 2025 GeoGebra®