un livre - un bouquin (the slang word for a book)
In French, "notebooks" is considered masculine and the correct article to use before it is "les".
A book is "un livre", a masculine noun in French.
le cahier is masculine
Le bloc-note is masculine
Feminine
No, "cuadernos" is a plural noun meaning notebooks in Spanish. It is not a definite article. Definite articles in Spanish are "el" (masculine singular), "la" (feminine singular), "los" (masculine plural), and "las" (feminine plural).
its masculine no doubt
Masculine
masculine
feminine
Feminine.
La pizarra is feminine, (el) is masculine, and (la) is feminine.
Une école feminine
it is masculine so El
directeur → masculine directrice→ feminine
feminine