Declension of the word "Radius"

Singular and plural for Radius, m, weak declension     

Singular
Plural
Singular
Nominativ (Wer? Was?)
der Radius
die Radien
Genitiv (Wessen?)
des Radius
der Radien
Dativ (Wem?)
dem Radius
den Radien
Akkusativ (Wen? Was?)
den Radius
die Radien
Plural
die Radien
der Radien
den Radien
die Radien

Singular and plural for Radius, m, female declension     

Singular
Plural
Singular
Nominativ (Wer? Was?)
der Radius
Genitiv (Wessen?)
des Radius
Dativ (Wem?)
dem Radius
Akkusativ (Wen? Was?)
den Radius
Plural
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