De or het negenhoek?

The correct Dutch article is:

de negenhoek

  • English: nonagon, enneagon
  • Plural: de negenhoeken
  • Diminutive: het negenhoekje
Meaning (Dutch) (meetkunde) figuur met negen hoeken

How to use negenhoek

the nonagonde negenhoek
this nonagondeze negenhoek
that nonagondie negenhoek
our nonagononze negenhoek
your nonagonjouw negenhoek
every nonagonelke negenhoek
which nonagon?welke negenhoek?
a big nonagon / the big nonagoneen grote negenhoek, de grote negenhoek
the nonagon (plural)de negenhoeken, deze negenhoeken

Meaning, plural, diminutive, pronunciation and translations: WikiWoordenboek (Dutch Wiktionary) (CC BY-SA 4.0). Example sentences: Tatoeba (CC BY 2.0 FR).