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.

[Q]: Category: MATH TERMS 
Clue: The term surd refers to irrational numbers like this number's square root, 1.7320508...
[A]: 3


[Q]: Category: THE SPORTS CHANNEL 
Clue: Fly balls & sacrifices are parts of this sport
[A]: baseball


[Q]: Category: MEG RYAN MOVIES 
Clue: Meg lettered in 2 films, 1988's "D.O.A" & this 1994 film featuring Walter Matthau as Albert Einstein
[A]:
i.q.