横向
1
Mathematical statement of equality
2
Line segment connecting two circle points
5
Comparison of two quantities
6
Middle value in an ordered dataset
8
Parts per hundred
9
Number divisible only by 1 and itself
10
Distance from center to edge of circle
11
Three-sided polygon
纵向
2
Value that does not change
3
Closed shape with straight sides
4
Rectangle with four equal sides
5
Difference between highest and lowest values
7
Number with digits after a point
12
The number representing nothing