Q: What was the geometry student looking for at the beach? $ Q+ X* b$ E$ A q1 g, V) _& c& _) a9 B
A: A tangent. ) Z& e2 H. V( H, i9 P8 R F4 l
& T/ Q* g. M4 V0 N2 n
tangent 8 v! O3 _- a$ v7 @
noun% b4 [' R) t& q0 z* ~, g
(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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