Thales and The Egyptians
Thales lived about 624 BC to 547 BC in Miletus, Asia Minor (now Turkey)
"Water is the principle, or the element, of things. All things are water."
Quoted in Plutarch, Placita Philosophorum
Thales Theorum
Selections from String Straightedge & Shadow
http://www.anselm.edu/homepage/dbanach/thales.htm
Philosophy of Thales http://www.thebigview.com/greeks/thales.html
High School Level Thales Synopsis
Thales Circle Applet http://www.walter-fendt.de/m14e/thalescircle.htm
Thales of Miletus proved that any triangle inscribed in a semicircle will be a right triangle (10th Grade) Problem #25
Mr.Pitonyak's Pyramid Puzzle http://wcvt.com/~tiggr/
Build a Scale Model of the Great Pyramid
http://www.pbs.org/wgbh/nova/pyramid/geometry/model.html
Thales is Famous for Measuring the Height of the Great Pyramid using ratios