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

Euclid Book IV 11

Author:Gary Rubinstein
Using a golden ratio to construct a regular pentagon

New Resources

  • Thales' Intercept Theorem
  • Inversión esférica de nudos: el nudo trébol y el nudo ocho
  • Untitled
  • רישום חופשי
  • Two Triangle Theorem

Discover Resources

  • TRIGO. RATIOS
  • Abstand2Object
  • Chapter 5: Relationships Within Triangles
  • yansıtma
  • C3 Q9 Ion 2013 CBAC
  • Modul 9 (GARIS SINGGUNG PR.LUAR)_SITI HOMSIYAH_SMAN 1 KWANYAR BANGKALAN
  • יחסים במשולש שווה שוקיים

Discover Topics

  • Upper and Lower Sum or Riemann Sum
  • Scatter Plot
  • Line Segment
  • Logic
  • Pie Chart or Circle Chart
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®