Q: What was the geometry student looking for at the beach? ! @% j B( X4 p9 W r# _/ d8 X( c0 R- p1 {' C3 c
A: A tangent. : i# m; d6 m' }4 N" w
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tangent ! ~0 Y. u h9 E. T7 n% B* l$ j( \
noun! _% O* f; a, e# o8 K2 V4 L
(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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