Q: What was the geometry student looking for at the beach? : Y0 q% B7 S8 d/ K- {0 ^0 c+ s) i8 Q2 Y0 M; E7 }; i' z* u
A: A tangent. ; j+ a5 K$ t9 Z g
) {7 Y4 U) v/ a2 I ]3 b F
tangent g' v$ }9 \4 Z7 o8 d2 c noun, E/ H% `% L7 s, n7 w( S$ B1 f
(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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