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  1. Pythagorean theorem - Wikipedia

    When Euclidean space is represented by a Cartesian coordinate system in analytic geometry, Euclidean distance satisfies the Pythagorean relation: the squared distance between two …

  2. Pythagorean Theorem Calculator

    May 4, 2020 · This calculator solves the Pythagorean Theorem equation for sides a or b, or the hypotenuse c. The hypotenuse is the side of the triangle opposite the right angle.

  3. Pythagorean Theorem - Math is Fun

    We also have a proof by adding up the areas. Historical Note: while we call it Pythagorean Theorem, it was also known by Indian, Greek, Chinese and Babylonian mathematicians well …

  4. Pythagorean theorem | Definition & History | Britannica

    Oct 22, 2025 · Pythagorean theorem, geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse. Although the theorem has long …

  5. Pythagorean Theorem - Definition, Formula & Examples - ChiliMath

    The Pythagorean Theorem guarantees that if we know the lengths of two sides of a right triangle, we can always determine the length of the third side. Here are the three variations of the …

  6. The Pythagorean theorem (article) | Khan Academy

    We have combined this lesson with a similar lesson to make things easier for you.

  7. The Pythagoras Theorem (Pythagorean Theorem) - Formula, …

    Oct 1, 2025 · The Pythagorean Theorem, also known as the Pythagoras Theorem, is one of the most fundamental theorems in mathematics and it defines the relationship between the three …

  8. Pythagorean Theorem – Definition, Formula, Problems

    Dec 26, 2021 · Learn about the Pythagorean theorem in geometry. Get its definition, formula, and worked example math problems.

  9. Pythagoreanism - Wikipedia

    The influence of Pythagoreanism extended throughout and beyond antiquity because the Pythagorean doctrine of reincarnation was recounted in Plato's Gorgias, Phaedo, and …

  10. Pythagorean Theorem | Brilliant Math & Science Wiki

    The Pythagorean theorem states that if a triangle has one right angle, then the square of the longest side, called the hypotenuse, is equal to the sum of the squares of the lengths of the …