🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPortuguêsРусскийالعربية中文日本語EntityQ244780· pop 15· linked from 13 articlesArchimedes' twin circlesAlso known as Twin circlestwo congruent circles within an arbelos, tangent to a segment perpendicular to the baseAvailable in 14 languagesEspañolFrançaisDeutsch日本語РусскийPortuguêsItalianoالعربيةGreekHebrewConnectionsArchimedesEntitygeometryEntityCategoriesAncient Greek mathematicsArbelosArchimedes