Q: What was the geometry student looking for at the beach? ~! X, ~3 v9 {' b. S8 ]1 X) h% `
* J# e% ~, K1 {3 e1 o7 uA: A tangent. 4 A: t+ z4 E& U7 [1 ~ . U6 n4 [ R7 ~! v8 u! f( ]tangent ( p, O6 P3 P( C3 n: _- F' K noun 5 h; s. _9 Z# P# T (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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