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

Fagnano's Problem

Author:Lamberto Lamberti
Topic:Perimeter
To inscribe in a given acute-angle triangle the triangle of a minimum perimeter. http://www.cut-the-knot.org/triangle/Fagnano.shtml

New Resources

  • seo tool
  • z`]]
  • Transforming Random Variables
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • Graphs of Rational Expressions

Discover Resources

  • mazin
  • Square it Up!
  • second degré
  • NAPOLEON'S THEOREM ( Drag the Points A,B,& C but the inner Red Triangle LJM remains always equilateral )
  • Review 8.1 - 8.4

Discover Topics

  • Translation
  • Derivative
  • Planes
  • Interest Calculation
  • 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

© 2025 GeoGebra®