Pythagorean Theorem - Proof Without Words

Bibliography

While I did not consult any texts for this presentation, I am aware of the Proofs without Words series.

• Proofs without Words: Exercises in Visual Thinking (Classroom Resource Material) -- by Roger B. Nelsen, William Watkins (Editor)
• Proofs without Words II: Exercises in Visual Thinking (Classroom Resource Material) -- by Roger B. Nelsen, William Watkins (Editor)

Read about archeological evidence for Babylonian awareness of aspects of the Pythagorean Theorem and the square root of two 1000 years before the birth of Pythagoras.

And, thanks to Dr. Frances Gulick, Department of Mathematics, University of Maryland, whose course flyer gave me the inspiration.