Q: What was the geometry student looking for at the beach? & f6 ]) J( Q" ^3 L7 d9 i" d; u% m. L6 P% u7 z( v, B: O
A: A tangent. 6 A6 a8 ^8 R0 D
4 h0 y( v& K' t+ n9 n+ E ~tangent , W+ {& X! K' b& t; A* X) m0 i noun3 K6 {, U) g# d. A5 Z$ w" M
(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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