Point

A point is an exact location. It has no size, only position.

Drag the points below (they are shown as dots so you can see them, but a point really has no size at all!)


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Points usually have a name, often a letter like "A", or even "W"

 

graph with point (12,5)

The exact location of a point can be shown using Cartesian Coordinates.

Here we see the point (12,5)

 

dimensions

Point, Line, Plane and Solid

A Point has no dimensions, only position
A Line is one-dimensional
A Plane is two dimensional (2D)
A Solid is three-dimensional (3D)