Q: What was the geometry student looking for at the beach? + y7 C" Z9 ]6 |; u: W Z* O3 m, Q# U& Z2 P6 J( D
A: A tangent. , P! t8 @" I! q8 U% K7 v, g* O
% D! ~# _1 c B. a( T" Vtangent , u- F1 N* d* T1 F9 C
noun' k) O, l; c* v# J* f5 O. y' Y1 ]
(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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