Q: What was the geometry student looking for at the beach? ) m I. w( ~# S* Z3 B& e; y$ D! X1 [2 M( s
A: A tangent. / w- S: w6 ]' q; c' i f8 `
9 l0 y; f1 }' f2 ntangent 7 K1 @! U# m6 f) T. n+ M" Y noun t( }" i7 ^* f, E" L0 r0 G% J: ~6 u
(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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