Q: What was the geometry student looking for at the beach?: d) N+ z9 J) F9 ]
; d$ r3 @8 E* ~# T _7 H; \: N
A: A tangent. 7 t$ n+ v" o/ s& s% i" B " e+ A0 ]3 d5 A9 r5 ?5 Stangent 5 P. m% t% m6 f4 G& \# ]! E
noun & f) S; y. K! O. ?5 E4 v (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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