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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 - Math is Fun

    When a triangle has a right angle (90°) ... ... and squares are made on each of the three sides, ... ... then the biggest square has the exact same area as the other two squares put together! …

  3. 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 …

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

    Definition of Pythagorean Theorem For a given right triangle, it states that the square of the hypotenuse, c c, is equal to the sum of the squares of the legs, a a and b b.

  5. Pythagorean Theorem – Definition, Formula, Problems

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

  6. Pythagorean theorem | Geometry (all content) | Math | Khan ...

    The Pythagorean theorem describes a special relationship between the sides of a right triangle. Even the ancients knew of this relationship. In this topic, we’ll figure out how to use the …

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

    Dec 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. How to Use the Pythagorean Theorem. Step By Step Examples …

    How to use the pythagorean theorem, explained with examples, practice problems, a video tutorial and pictures.

  9. What is the Pythagorean Theorem? How does it work?

    Back when you first studied square roots and how to solve radical equations, you were probably introduced to something called "the Pythagorean Theorem". This Theorem relates the lengths …

  10. Pythagoreanism - Wikipedia

    Pythagorean philosophers believed that there was a close relationship between numbers and geometrical forms. Early-Pythagorean philosophers proved simple geometrical theorems, …