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Matematikk

Pythagoras' Teorem

Variabelbeskrivelse

a= leg (short side)b= leg (other short side)c= hypotenuse (longest side, opposite 90°)

Find hypotenuse c

Given both legs a and b.

Find leg a or b

Given the hypotenuse and one leg.

Find a
Find b

Pythagorean triples

Integer right triangles (whole number sides).

3-4-5
5-12-13
8-15-17

Detaljert guide kommer snart

Vi jobber med en omfattende veiledning for Pythagoras' Teorem. Kom tilbake snart for trinnvise forklaringer, formler, eksempler fra virkeligheten og eksperttips.

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Pro Tips

When two sides have a ratio close to 3:4, check if the third side is 5× the GCD. This instantly confirms a 3-4-5 family triple.

Vanskelighetsgrad:Middels

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There are over 370 known proofs of the Pythagorean theorem — more than any other theorem in mathematics. One was written by US President James Garfield in 1876.

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