Questions & Answers about Streken på kartet er rød.
Because streken is the definite form of strek.
In Norwegian, the equivalent of English the is often attached to the end of the noun:
- en strek = a line
- streken = the line
So Streken på kartet means the line on the map.
For the same reason: kartet is the definite form of kart.
- et kart = a map
- kartet = the map
So på kartet means on the map.
Because the sentence is talking about a specific line and a specific map.
- streken = the particular line being referred to
- kartet = the particular map being referred to
This works just like English The line on the map is red.