# Geodaesia [Sp.] 9.1

Hero of Alexandria, Geodaesia [Sp.], Chapter 9. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/hero-of-alexandria/geodaesia-sp/9.1

Ἔστω τρίγωνον ὀρθογώνιον, οὗ ἡ βάσις σχοινίων δ ἤγουν οὐργυιῶν μ, ἡ κάθετος δὲ ἡ πρὸς ὀρθὰς σχοινίων γ ἤγουν οὐργυιῶν λ, ἡ δὲ ὑποτείνουσα σχοινίων ε ἤγουν οὐργυιῶν ν· εὑρεῖν αὐτοῦ τὸ ἐμβαδόν. ἐπὶ μὲν τῶν σχοινίων ποίει οὕτως· λάμβανε τὸ U+2220ʹ τῆς βάσεως ἤγουν τὰ β σχοινία καὶ πολλαπλασίαζε ἐπὶ τὰ γ τῆς καθέτου οὕτως· δὶς τὰ γ ϛ· καὶ ἔστι τὸ ἐμβαδὸν τοῦ ὀρθογωνίου τριγώνου ϛ. ὧν τὸ U+2220ʹ γ· καὶ ἔστι γῆς μοδίων γ.

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Hero of Alexandria, Geodaesia [Sp.], ed. Johan Ludvig Heiberg. Text: The Greek Library, from the Perseus Digital Library and other open sources, CC BY-SA 4.0. Changes: apostrophes normalised and the text divided into reading sections by Interlinea.
License: CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://thegreeklibrary.pages.lisn.upsaclay.fr/works/tlg0559.tlg015.local001/.