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

The sum of the angles of a quadrilateral

Author:Daniel Mentrard
Topic:Angles, Quadrilaterals

update of my 2009 file (old GUM)

New Resources

  • רישום חופשי
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • Nikmati Keunggulan Di Bandar Judi Terpercaya
  • Reflection across a line
  • Shells

Discover Resources

  • Interpreting Curvature
  • Armature MMF waves: Sinusoidal windings
  • DP3-03-P4-Q4 - Experiment Independent Events.
  • พื้นผิวในปริภูมิ 3 มิติ
  • Capacitor Lab

Discover Topics

  • Conic Sections
  • Arithmetic
  • Similarity Transformation or Similarity
  • Means
  • Linear Regression
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®