Q: What was the geometry student looking for at the beach? d& p/ G% P9 b5 B/ m6 d/ x' u" t& X 4 N4 Z* K. p5 J1 }8 XA: A tangent. [) H1 t5 w" E) H2 a n, w5 E& [: N6 t( Y
tangent , T" f7 w! s, W
noun 4 @/ S) U( O/ M2 b (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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