Prealgebra 9.3a - The Rectangular Coordinate System
Опубликовано: 15 Февраль 2009 на канале: Derek Owens
102,778
1k
An introduction to the concepts and terminology behind the rectangular coordinate system. What x and y axes are and why we need them. From the Prealgebra course by Derek Owens. This course is available online at http://www.LucidEducation.com.