Q: What was the geometry student looking for at the beach? $ i- l8 x5 s" J* S2 z7 B# K) {4 R" U9 q& p' w4 ~: e
A: A tangent. & G3 t1 X: f+ J* I: @6 }, O, s7 T
. h4 z2 l& m6 \7 z8 u d: J
tangent ! t! ]: B8 M0 g! H. ^
noun 0 L' t9 c; S; j5 p- m5 @: P: 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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