Q: What was the geometry student looking for at the beach?/ f' s) A% Z l# `
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A: A tangent. 7 E" ~$ H4 O/ ^1 |, I [' z7 X
6 d2 U( \ I5 }8 p I" M+ _" S; xtangent 4 `9 `) W& k" u9 E noun : @7 s$ h7 t- n: s, Z7 o {4 v5 } (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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