Q: What was the geometry student looking for at the beach? 5 P0 E/ k9 G! l* V" t$ R 9 ]2 E* q) y7 T6 I7 JA: A tangent. ) J( ~% R! p- w8 S' s' q% R; e9 Z% ~; ^! t5 M, x# d Z! ^/ S
tangent 3 _3 n' F! x: j6 d' B2 O( B- m4 F
noun. @2 _6 m& }: d, a& I& I
(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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