横向
1
System of ordered marks for measuring
4
Rectangular array of numbers
5
Math using letters for unknown values
7
Total distance around a shape
10
Round shape with all points equidistant
11
Three-sided polygon
纵向
2
Difference between highest and lowest values
3
Space between two intersecting lines
6
Repeated addition
8
Power to which a number is raised
9
Comparison of two quantities
12
Line touching circle at one point