Q: What was the geometry student looking for at the beach?/ s9 C, v3 e Y" ]; w
7 L/ U6 D) @' ^7 z/ @* H( ZA: A tangent. 9 ?9 O A) ?0 R0 y" Q
2 c7 U D4 @. g" p3 vtangent : \# l- P" |, v4 Z1 k noun 0 _9 S- V% A* d. Z% G, E) S; { (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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