EntityQ249148· pop 22· linked from 123 articlessynthetic geometrySign in to savestudy of geometry without the use of coordinates or formulas.ConnectionsCarl Friedrich GaussEntityaxiomEntityparallelogramEntityNikolai Ivanovich LobachevskyEntitycoordinate systemEntityparallelismEntityJános BolyaiEntityaxiomatic systemEntitySylvestre François LacroixEntityRené DescartesEntityArchimedesEntitygeometryEntityPythagorasEntityEuclidEntityBlaise PascalEntityLeonhard EulerEntitytriangleEntityareaEntityInternational Standard Book NumberEntityOmar KhayyámEntityCategoriesFields of geometry