🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisNederlandsPortuguêsSvenskaРусскийالعربيةفارسیहिन्दी한국어中文日本語EntityQ619776· pop 27· linked from 326 articlesconcentricGeometric objects with a common centreAvailable in 26 languagesEspañolFrançaisDeutsch中文РусскийPortuguêsالعربيةहिन्दीBahasa IndonesiaCzechConnectionsHomoeoidEntitycircumscribed circle for triangleEntityCategoriesCorrosion preventionGeometric centersVisual motifs