Q: What was the geometry student looking for at the beach?3 O# G# m! r+ ?$ ?% Q: M) ~
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A: A tangent. # L2 K' {- J8 o5 y) n% c3 T7 C' b8 m0 a- L, q& L5 t
tangent - T, @$ e5 S: ~5 A% ? noun4 V+ }8 x+ @; Z& a- [- 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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