Questions & Answers about Ta plama jest nowa.
Because ta is the feminine singular form of this.
In Polish, demonstratives must agree with the noun in gender, number, and case:
Since plama is a feminine noun, you say ta plama.
Examples:
- ten dom = this house
- ta książka = this book
- to okno = this window
A very common clue is the ending -a in the dictionary form of a noun. Many Polish nouns ending in -a are feminine, and plama is one of them.
So:
- plama = a feminine noun
- therefore it takes feminine forms like ta and nowa
Be careful, though: not every noun ending in -a is feminine, but it is a very useful rule of thumb for beginners.