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

Theorem 12 - Two Sides of a Triangle cut by a line Parallel

Author:
SeamusMcCabe
This demonstrates that a line drawn parallel to one side of a triangle divides the other two sides in the same ratio.

New Resources

  • Exploring Power Functions
  • Morley's Trisector Theorem
  • Substitution Fractal
  • Demo: Applet communication using JavaScript
  • Section 4.4 Group Explorations

Discover Resources

  • Quadratic Functions - Vertex
  • Loc Geometric: Baza Fixă.
  • Derivative at a Point
  • Limit Exploration 2
  • Translations

Discover Topics

  • Multiplication
  • Curve Sketching
  • Conditional Probability
  • Complex Numbers
  • Means

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