title: "Kwadrootgraad"
text: "At kwadrootgraad (deg\u00b2, (\u00b0)\u00b2) ( of sq degree) as en ianhaid f\u00f6r di r\u00fcmwinkel. Hat woort br\u00fckt uun a astronomii f\u00f6r't \u00fctjmeeden faan objekten \u00fc\u00fcb a st\u00e4\u00e4rhemel.\n\nLetjer ianhaiden san:\n Kwadroot-b\u00f6\u00f6gmin\u00fc\u00fct () \u00a0kwadrootgraad\n Kwadroot-b\u00f6\u00f6gsekund () \u00a0kwadrootmin\u00fc\u00fcten \u00a0kwadrootgraad.\n\nDi fol r\u00fcmwinkel as  sr = .\n\nAmreegnang tu steradiant:\n\nof\n\nF\u00f6r letjer winkel san r\u00fcmwinkel bal lik \u00fcs en areaal, do as en objekt m\u00e4 en winkel faan 1 graad mool 1 graad amanbi = 1 kwadrootgraad.\n\nAstronomii\nMatematiik\nF\u00fcsiik"