Days of the week der
Always 100% of the 8 days of the week we counted take der.
All days of the week are masculine, like der Tag.
der Freitag
It's der Freitag. Freitag is masculine, plural die Freitage.
Am Freitag gehe ich in die Moschee.
On Friday I go to the mosque.
Always 100% of the 8 days of the week we counted take der.
All days of the week are masculine, like der Tag.
Freitag der
The last part decides the article: der Tag, so der Freitag.