Q: What was the geometry student looking for at the beach? 0 e; F. ~& G- L5 v% _ ~8 l$ g; ~* h# m w
A: A tangent. 2 r- \9 }5 I. Q5 @4 T5 ~$ ~$ l, j. _. p7 K5 }) W) T& w; J
tangent 9 k/ }4 W( j r3 q) n' ~0 j
noun) H5 k7 L! K/ N+ U) N2 q2 L
(geometry) a straight line that touches the outside of a curve but does not cross it
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发表于 2009-4-8 12:18
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