横向
1
Round shape with all points equidistant
5
Split into equal parts
6
Line touching circle at one point
7
Difference between highest and lowest values
8
Part of a line with two endpoints
10
Number divisible only by 1 and itself
纵向
2
Number that divides evenly into another
3
The number representing nothing
4
Number less than zero
9
Result of multiplication
11
Divisible by two