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

Exterior angle of a triangle

Author:Malin Christersson
Topic:Angles, Geometry
Demonstration.

New Resources

  • Linear Equation Graphs: Thin Slice
  • What Do You See? (2)
  • Parabolas, Lines and Nomograms
  • Isosceles Right Triangle
  • Pythagorean Theorem: Extension Exercises

Discover Resources

  • Radian Measure in Unit Circle
  • Class10_CoordinateGeometry_Experiment16
  • Vertically opposite angles
  • sin函數
  • Activity 1 - Discovering Angle Relationships

Discover Topics

  • Rectangle
  • Poisson Distribution
  • Pythagoras or Pythagorean Theorem
  • Geometric Transformations
  • Derivative
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®