Q: What was the geometry student looking for at the beach? ( m: S' v# Y0 c! y$ M( d$ j& Z5 ?3 t( G- y, d
A: A tangent. # o# |( ?- ?- e% e, A+ f3 Z- ~ " ]6 ~* T9 D9 R0 {tangent ! p A, I/ U" b& y+ }: A" T noun- M& m4 c1 m! }* f/ Y# p o, K4 v
(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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