Q: What was the geometry student looking for at the beach?' d# s! [/ v/ \5 I! R
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A: A tangent. ! i7 Z, a" |& C: a. f4 @
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tangent / w6 h) Q, D, c8 N2 b7 W
noun9 ], \. J" i& T5 m
(geometry) a straight line that touches the outside of a curve but does not cross it
狗仔卡
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发表于 2009-4-8 12:18
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