🌐EnglishEnglishDeutschEspañolFrançaisNederlandsPortuguêsSvenskaРусскийالعربية한국어中文日本語EntityQ336298· pop 17· linked from 41 articlesdevelopable surfacetype of surfaceAvailable in 16 languagesEspañolFrançaisDeutsch中文日本語РусскийPortuguêsالعربيةEstonianHebrewConnectionsparaboloidEntityEarthConceptCategoriesSurfaces of constant curvature