横向
1
Single numeral from 0 to 9
2
Mathematical statement of equality
4
Lines that never intersect
5
Exact correspondence on both sides
7
Total distance around a shape
10
Line segment connecting two circle points
纵向
2
Power to which a number is raised
3
Result of multiplication
6
Closed shape with straight sides
8
Visual representation of data
9
Divisible by two
11
Rectangle with four equal sides
12
Number divisible only by 1 and itself