Abstract
By about 2000 b.c. the Egyptians knew (or believed) that if a right triangle had legs of lengths 3 and 4 units, then the hypotenuse—the side opposite the right angle—had a length of 5 units.
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© 1984 Springer Science+Business Media New York
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Driver, R.D. (1984). The Pythagorean Theorem and Square Roots. In: Why Math?. Undergraduate Texts in Mathematics. Springer, New York, NY. https://doi.org/10.1007/978-1-4612-1108-2_3
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DOI: https://doi.org/10.1007/978-1-4612-1108-2_3
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