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

Focus_Directrix_Discovery

Author:Michael Zelch

New Resources

  • Graphical solution of ax² + bx + c = k
  • Triangle Flexer
  • Quiz: Vertical Angles and Linear Pairs
  • Graph of y = ax² + bx + c
  • z`]]

Discover Resources

  • ariella question
  • Custom Cuboid: volume / surface area with variable lengths
  • day 71
  • Tessellation
  • Workbench for Area of Triangles

Discover Topics

  • Fractions
  • Pyramid
  • Matrices
  • Plane Figures or Shapes
  • General Quadrilateral
AboutPartnersHelp Centre
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®