Q: What was the geometry student looking for at the beach? % ]" G( g9 {- g0 [9 s- i+ k/ r: R) ^5 e% R4 |+ Z( Q/ \! C& h) k+ n
A: A tangent. 0 l2 d+ r( q' C8 \5 B, C6 @7 s7 m# i: h7 g* P3 a9 G0 H: S
tangent $ x. U% F* Q0 ^9 L$ ^8 c& n
noun7 w( T/ Y9 u1 N: y; j
(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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