Pythagorean theorem

noun

Definition of Pythagorean theorem

: a theorem in geometry: the square of the length of the hypotenuse of a right triangle equals the sum of the squares of the lengths of the other two sides

First Known Use of Pythagorean theorem

1743, in the meaning defined above

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The first known use of Pythagorean theorem was in 1743

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Cite this Entry

“Pythagorean theorem.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pythagorean%20theorem. Accessed 26 Sep. 2020.

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