横向
1
Three-sided polygon
4
Comparison of two quantities
8
Steepness of a line
10
Number with digits after a point
11
Proven mathematical statement
12
Visual representation of data
纵向
2
Repeated addition
3
Total distance around a shape
5
Mathematical rule or equation
6
Part of a circle's circumference
7
Distance from center to edge of circle
9
Power to which a number is raised