Declension of the word "Diagonalfläche"

Singular and plural for Diagonalfläche, f, female declension     

Singular
Plural
Singular
Nominativ (Wer? Was?)
die Diagonalfläche
die Diagonalflächen
Genitiv (Wessen?)
der Diagonalfläche
der Diagonalflächen
Dativ (Wem?)
der Diagonalfläche
den Diagonalflächen
Akkusativ (Wen? Was?)
die Diagonalfläche
die Diagonalflächen
Plural
die Diagonalflächen
der Diagonalflächen
den Diagonalflächen
die Diagonalflächen
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