GeoGebra
GeoGebra
  • Home
  • News Feed
  • Resources
  • Profile
  • People
  • Classroom
  • App Downloads
About GeoGebra
Contact us: office@geogebra.org
Terms of Service – Privacy – License

© 2023 GeoGebra

Triangle ABC with Extensions

Author:
Kelly Haydukewich
Topic:
Triangles
This is a picture of triangle ABC with extended sides. The green angles are interior angles and the red angles are exterior angles.

New Resources

  • Paradoxes on π
  • Open Middle: Graphing Linear Inequalities (1)
  • π = 4 ?
  • 榫卯结构
  • Sector Area Question Generator

Discover Resources

  • Symmetry in Cosine and Tangent
  • test_1
  • Odnos stranica i uglova 1
  • GoGeometry Action 137!
  • Parallelograms: IM 6.1.4

Discover Topics

  • Line Segment
  • Exponential Functions
  • Equations
  • Isosceles Triangles
  • Integers

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