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

  • רישום חופשי
  • Some random function
  • גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
  • Rose Curve
  • z`]]

Discover Resources

  • Cellules
  • Alternate Interior Angles and Corresponding Angles
  • Stelling van Pythagoras
  • geo project 3rd term
  • Choice B - Submarine Rate of Change
  • Angle of Elevation

Discover Topics

  • Similarity Transformation or Similarity
  • Intersection
  • Diagrams
  • Hyperbola
  • Exponent
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®