The Pythagorean theorem states that in a right triangle, the square of the length of the hypotenuse (
) is equal to the sum of the squares of the lengths of the other two sides (
). In symbols,
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Euclid's Proof of the Pythagorean Theorem
The Ratio Theorem
Three Proofs of the Pythagorean Theorem
Angle Bisector Theorem
Dudeney's Proof of the Pythagorean Theorem
An Intuitive Proof of the Pythagorean Theorem
Pythagorean Triples Star
Pythagorean Primitive Triples Using Primes
Robert L. Brown
Twin and Nearly Twin Pythagorean Triples
Robert L. Brown
Generalized Pythagoras Theorem
High School Geometry
High School Mathematics
Middle School Mathematics
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Related Curriculum Standards
US Common Core State Standards, Mathematics
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