You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
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Question: Category: MATH TERMS
Clue: The term surd refers to irrational numbers like this number's square root, 1.7320508...

Answer: 3

Question: Category: TV TIME
Clue: From the planet Melmac, this title TV character liked to eat cats

Answer: alf

Question: Category: "POO"-POURRI
Clue: Tigger makes his first appearance in the 1928 book about "The House at" this location

Answer:
pooh corner