Wednesday, August 15, 2012

Parabola by Definition

Move point C and observe what happens. 

This is a Java Applet created using GeoGebra from - it looks like you don't have Java installed, please go to
Guillermo Bautista, Created with GeoGebra

The green trace generated by point D is a parabola.  A parabola is the set of points equidistant from a given point (focus) and from a given point (directrix). In the applet above, point B is the locus and the red line is the directrix. 



  1. This article gives the light in which we can observe the reality. This is very nice one and gives indepth information. Thanks for this nice article. Nissan 370Z