Q: What was the geometry student looking for at the beach? 7 K/ s. T; j1 Z5 h$ Z ( Z+ |, _' g: m! d( RA: A tangent. $ ?1 z/ D. W$ k1 |/ W6 s' y4 z( [! n
tangent 1 J7 B( x" ~/ n* e noun8 a' H1 v1 T( C8 H
(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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