Probably his theorem a2+b2=c2, which is used to calculate the hypotenuse (longest side) of a right-angled. triangle. You find the length of the two shorter sides, square them, add them together and then square root your answer. 3,4,5 is a Pythagorean triple, because 9(32)+16(42)=25(52), and a Pythagorean triple is where the length of each of the three sides is an integer(Whole number).
Pi (3.14 etc.) was actually just named for the first letter of the greek word for perimeter, and had nothing to do with Pythagoras, although many people think that it does.
He was the founder of a religious movement called Pythagoreanism.
Many people see him as a great mathematician, mystic and scientist, although most people just see the first part.
I'd say he was probably most famous for the first two though, despite that one of them was , as I said, nothing to do with him.
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What was pythagoras most famous for related to science?
Pythagoras became famous for proving that Pythagoras' theorem was correct, making other famous Greeks like Plato and Aristotle inspired to be a mathematician.
He was a famous mathematician, astronomer, and philosopher.
triangles
"The father of numbers."Pythagoras was an ancient Greek mathematician famous for his theorem for a right angle triangle.