# Scholia in Euclidis catoptrica (scholia vetera) 54

Scholia in Euclidem, Scholia in Euclidis catoptrica (scholia vetera), Section 54. Ancient Greek.

Canonical: https://interlinea.aeterna-institute.org/library/greek/scholia-in-euclidem/scholia-in-euclidis-catoptrica-scholia-vetera/54

54. Ἐλάσσων δὲ ἡ ΕΚ τῆς ΒΓ ἐκ τοῦ ἰσογώνιον εἶναι τὸ ∠ΑΓ τῷ ∠ΕΚ2) ἐκ τῆς κοινῆς γωνίας καὶ ἐκ τῶν ὀρθῶν διὰ τὸ παραλλήλους εἶναι τὴν ΕΚ καὶ τὴν ΒΓ.

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Scholia in Euclidem, Scholia in Euclidis catoptrica (scholia vetera), ed. Johan Ludvig Heiberg, H. Menge. 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/tlg5022.tlg005.local001/.