Q: What was the geometry student looking for at the beach?8 w+ z3 t2 `2 m' X
: _1 p6 W7 Z( e- S5 v4 ]A: A tangent. . Q, K3 F4 `' l
: k8 |; H6 e! c- e
tangent 8 ?. ]$ ?$ V) `; g' N# z
noun ! [3 i4 D# N' [' _5 y: s (geometry) a straight line that touches the outside of a curve but does not cross it
狗仔卡
鲜花(
鸡蛋(
发表于 2009-4-8 12:18
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
显身卡