Q: What was the geometry student looking for at the beach?4 z$ [" L: F! T& R
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A: A tangent. & D, {( `. a' a) j* ^$ r: ?) l0 b- M
tangent # c9 Y7 n. ] W
noun. r. j: Q: l, ^$ R/ g3 A. {( 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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