Q: What was the geometry student looking for at the beach?& s* b. x3 j3 d! o5 f
, P0 i; Z. J# u- T# qA: A tangent. 8 ~7 [" U4 U* {* O R 0 x- s! Q3 G5 d/ x# F$ {$ {tangent 4 ~5 X/ A( ^3 K/ n) M* R noun) g9 [) ^" H: Q
(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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