Orthographic Projections

Here you can find an example. I have used these colours on purpose.

Yellow= FRONT ELEVATION

Magenta= SIDE ELEVATION

Cyan=PLAN VIEW

Here you have a presentation where you can find a good explanation of the way we can get Ortographic Views  of a solid.
Bellow you can find an interactive GeoGebra´s Applet to play with and to easily get to understand how this system works.




This website will help you improve your spatial vision.