Q: What was the geometry student looking for at the beach?8 I0 k1 l7 _& R; Z e4 `' |4 H- r
. V$ \ n5 S( e0 [, Q7 Z; fA: A tangent. % M% \- k: y5 a5 {; N/ q
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tangent 4 j3 A# d, r9 ~3 ]) a& @8 ~ noun - a; Z% d5 X+ m7 ^* U) E (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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