Q: What was the geometry student looking for at the beach?0 y! i& v0 T4 m! a* h& w- c
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A: A tangent. ( G" q) _3 D6 m$ ^% a4 g! E5 q7 L
# V4 e$ Q! O# t ~* T% ltangent ' t- `# P+ P- A" Z" P( q; T noun3 Q, c* E) t, L3 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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