# Polar or Diameter Line Tool

From GeoGebra Manual

Revision as of 09:19, 20 August 2015 by Markus.winkler (talk | contribs)

- This tool creates the polar or diameter line of a conic section.
- Select a point and a conic section to get the polar line of the given point (relative to the given conic).
- Select a line or a vector and a conic section to get the conjugate diameter of the diameter parallel to the given line or vector (relative to the given conic).

**Note:**See also Polar command.