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2007-04-24T18:21:41Z Stannered 356x358 (9767 Bytes) {{Information |Description=a right-angled spherical triangle. |Source=[[:en:Image:RechtwKugeldreieck.png]] |Date=2007-04-24 |Author=Traced by [[User:Stannered]] from a PNG by [[:en:User:Rt66lt]] |Permission=PD original |other
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