noun
bow, arch, sheet (of paper)
A1
'Bogen' (der Bogen) has three common meanings: 'bow' (weapon or curved shape), 'arch' (architectural curve), and 'sheet' as in 'ein Bogen Papier'. Plural: 'die Bögen' (umlaut + -n). Declension: genitive 'des Bogens', dative plural 'den Bögen'. Masculine noun with umlauted plural.
Examples
Er spannt den Bogen und schießt den Pfeil.
He draws the bow and shoots the arrow.
Der Bogen des Brückenportals ist sehr hoch.
The arch of the bridge portal is very high.
Bitte schreiben Sie Ihren Namen auf den Antwortbogen.
Please write your name on the answer sheet.
Details
Mnemonics
picture an arch (der Bogen) over a doorway
bogen ~ 'bow' — think of an archer's bow or an arch
der — imagine a male archer (der) with a bow
Notes
Multiple meanings depending on context (arch, bow, sheet). Masculine: der Bogen. Plural commonly die Bögen (for arches/bows) or die Bogen (for sheets) depending on usage.