which of the following lists the number of points at which a circle can intersect a triangle>
A 2,6 only
B 2,4,6 only
C 1,2,3,6 ONLY
D 1,2,3,4,6 ONLY
E 1,2,3,4,5,6 ONLY
主要就是没有搞懂这里面的number of points指的是什么啊??????求高人指点!!!!!!!作者: newolder 时间: 2011-5-15 19:13