Isometric drawing is using the thing you are drawing's exact length and size to draw the picture of it.Image URL:iso3.gif

Perspective drawing is drawing from your perspective, with a vanishing point where parallel lines end at, and figures further away would be much

smaller.

Image URL: images

An oblique drawing is a 3 dimensional image of an object, with width as a horizontal line, but depth drawn back at any angle.

...... URL:http://library.thinkquest.org/TQ0310106/oblique.html

Image URL:obliquedrawing.jpg

An orthographic drawing is a drawing with only a view of one of the object's sides shown, such as house plans.

URL:http://www.cdli.ca/depted/g7/ortho.htm

Image URL:images