Through any three noncollinear points there exists exactly one plane. A plane contains at least three noncollinear points. If there is a line and a point not on the line, then there is exactly one . Dec 5,  · Postulate Ruler PostulateThe points on any line or line segment can be paired with real numbers so that, given any two points A and B on a line, A corresponds to zero, and . GEOMETRY POSTULATES AND THEOREMS Postulate 1: Through any two points, there is exactly one line. Postulate 2: The mea