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

Triangle Exterior Angle Theorem

Author:Tim Malecek
Topic:Angles, Scalene Triangles
Move the vertices of the triangle to explore what happens to the angles.

New Resources

  • အခြေခံ data အခေါ်အဝေါ်များ
  • Average Value of a Function
  • Making New Year's resolutions for 2026
  • z`]]
  • Select an object for a time to start a command. Light

Discover Resources

  • Theo Jansen walking robot
  • Forum_f=2&t=38031_B_RndPointNamesInList
  • NA - 7 Intersecting Chord Theorem (Inside)
  • Distance Guesser
  • เทสเซลเลชัน 1
  • Susie - multiple solutions

Discover Topics

  • Multiplication
  • Variance
  • Volume
  • Intersection
  • Orthocenter
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®