There are a multitude, but you are most likely looking for Pythagoras, or one of his more famous pupils Hippocrates
The Greek mathematician Archimedes correctly asserted that the value was between 3 10/70 and 3 10/71. LucilleBall 1Fan
He studied grammar, Latin and a little Greek, and not much else in school.
euclid
Euclid, a Greek mathematician, is known as the Father of Geometry. In his mathematics book Elements, he introduced what came to be known as Euclidean geometry.
Quadrivium
He attended the local grammar school in Stratford-upon-Avon in Warwickshire where he studied Greek and Latin authors.
The Greek word is "γεωμετρία"
Latin grammar and literature was a big part of it. He studied a little Greek also.
Latin and Greek were both standard subjects in grammar school.
the words geometry comes from the greek word geometria.
Pythagoras
Geometry comes from a Greek word meaning 'earth measurement'