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

A Focus and a Directrix Determines a Parabola

Author:Nicola Trubridge, Terry Lee Lindenmuth
Topic:Parabola

New Resources

  • Graph of Slopes of Tangent Lines
  • The Geometry of the Coefficients of a Quadratic Function
  • bewijs stelling van Pythagoras
  • Rule of Sarrus - Determinant of a 3×3 Matrix
  • Random Polar Curve (1)

Discover Resources

  • Geometric Constructions
  • SplitText_noJS_v2
  • Hippity Hoppity
  • การบวกจำนวนเต็ม
  • Congruence
  • Probabiliteti eksperimental

Discover Topics

  • Linear Regression
  • Vectors 2D (Two-Dimensional)
  • Correlation
  • Functions
  • Conic Sections
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®