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

The angles of a triangle always sum to 180 degrees.

Author:Andrea Siwik

New Resources

  • Untitled
  • Linear Systems + Relationships Between Coefficients and Solutions
  • Average Value of a Function
  • Prism Drawn in 2-Point Perspective
  • Select an object for a time to start a command. Light

Discover Resources

  • complex mapping with cosine function from a conic
  • sonia delaunay textile
  • Triangle 2
  • solid of rev. washer
  • Hexagon

Discover Topics

  • Rectangle
  • Polygons
  • Coordinates
  • Parallelogram
  • Scatter Plot
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®