title: "Kreis (Geometrii)"
text: "En kreis as en geomeetrisk gr\u00fcnjfig\u00fc\u00fcr. Am det bereegnin haa a wedenskapslidj loong spekeliaret, auer jo det taal Pi ei genau besteme k\u00fcd.\n\nKreisbereegnang\n\nKreistaal Pi \nTrinjam a kreis as't amanbi triisis so lung \u00fcs sw\u00e4\u00e4rs troch. Det taal l\u00e4\u00e4t ham ei genau besteme, auer't nian ratjunaal taal as. Di w\u00e4\u00e4rs leit bi .\n\nAmkreis \n\nM\u00e4  as di raadius mend.\n\nKreisareal\n\nTrochmeeder \nDi trochmeeder  faan en kreis m\u00e4't areal  an raadius  k\u00f6nst d\u00fc so bereegne:\n\nLuke uk diar \n\n Silinder\n\nGeometrii"