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Pythagorean theorem - Wikipedia
The Pythagorean theorem was known long before Pythagoras, but he may well have been the first to prove it. In any event, the proof attributed to him is very simple, and is called a proof by rearrangement.

Pythagoras Theorem - Math Is Fun
Historical Note: while we call it Pythagoras' Theorem, it was also known by Indian, Greek, Chinese and Babylonian mathematicians well before he lived ! ... Right Angled Triangles Pythagoras in 3D Triangles Proof that a Triangle has 180° Pythagorean Triples Pythagorean Theorem Algebra Proof.

Pythagorean theorem | Basic geometry | Math | Khan Academy
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 Pythagorean theorem and prove why it works.

Pythagoras - Wikipedia
Pythagoras of Samos (c. 570 – c. 495 BC) was an ancient Ionian Greek philosopher and the eponymous founder of Pythagoreanism. His ... The first-century AD philosopher Apollonius of Tyana sought to emulate Pythagoras and live by Pythagorean teachings.

Pythagorean | Define Pythagorean at Dictionary.com
The old Pythagorean fancy that the soul 'is or has in it harmony' may in some degree be realized. Theaetetus. Plato. Is the Pythagorean image of the harmony, or that of the monad, the truer expression? Phaedo. Plato. It is possible that the Pythagorean and Platonic doctrine may still have a future.

Pythagorean - definition of Pythagorean by The Free Dictionary
Pythagorean synonyms, Pythagorean pronunciation, Pythagorean translation, English dictionary definition of Pythagorean. n. The syncretistic philosophy expounded by Pythagoras, distinguished chiefly by its description of reality in terms of arithmetical relationships....

Pythagorean theorem | Definition & History | Britannica.com
Pythagorean theorem, the well-known geometric theorem that the sum of the squares on the legs of a right triangle is equal to the square on the hypotenuse (the side opposite the right angle)—or, in familiar algebraic notation, a 2 + b 2 = c 2.

Pythagorean Theorem - mathwarehouse.com
The picture below shows the formula for the Pythagorean theorem. For the purposes of the formula, side $$ \overline{c}$$ is always the hypotenuse.Remember that this formula only applies to right triangles.

The Pythagorean Theorem
The Pythagorean Theorem is a very important concept for students to learn and to understand. It cannot be stressed enough that students need to understand the geometric concepts behind the theorem as well as its algebraic representation.

Pythagorean Theorem Calculator - Omni
The Pythagorean theorem is a relation used in Euclidean geometry that relates the three sides of a right triangle. In words it states that the sum of the squares of the sides of a right triangle equals the square of the hypotenuse. You can also think of this theorem as the hypotenuse formula.