is one unit long, is two units long, is a fifth of a unit, is four fifths of a unit, is three units, etc.
The concept of length as defined above is a special case of a general concept called measure.
In two-dimensional space, length usually goes along the axis while height goes along the axis. The same holds in three-dimensional space.
For triangles, pentagons, and higher -gons (http://planetmath.org/BasicPolygon), it is customary to refer to the length of any of its sides as the length of the . The length of a circle’s side is called its circumference.
|Date of creation||2013-03-22 16:31:45|
|Last modified on||2013-03-22 16:31:45|
|Last modified by||PrimeFan (13766)|
|Defines||length of a polygon|
|Defines||length of a set|