In a , points are said to be collinearMathworldPlanetmath if they all lie on a straight line.

In the following picture, A, P, and B are collinear.

Title collinear
Canonical name Collinear
Date of creation 2013-03-22 12:24:40
Last modified on 2013-03-22 12:24:40
Owner Wkbj79 (1863)
Last modified by Wkbj79 (1863)
Numerical id 17
Author Wkbj79 (1863)
Entry type Definition
Classification msc 51-00
Synonym collinearity
Related topic PappussTheorem
Related topic EulerLine
Related topic MenelausTheorem