Perpendicular

Element

A perpendicular is a line orthogonal to a given line, through a given point not on the line,

Usage (signatures)
board.create('perpendicular', [l, p]);

The perpendicular line will be orthogonal to l and will contain p.

Parameters
Name Type Description
l Line
p PointLike
Example

Create perpendicular to line l1 through point p3

var p1 = board.create('point', [0.0, 2.0]);
var p2 = board.create('point', [2.0, 1.0]);
var l1 = board.create('line', [p1, p2]);

var p3 = board.create('point', [3.0, 3.0]);
var perp1 = board.create('perpendicular', [l1, p3]);

Throws

If the elements cannot be constructed with the given parent objects an exception is thrown.

Type
Error

Returns

A JXG.Line object through the given point that is orthogonal to the given line.

Details

Type
JXG.Line
Source
element/composition.js, line 230