横向
1
Comparison of two quantities
4
Three-sided polygon
7
Repeated addition
8
Number greater than zero
11
Amount of space an object occupies
纵向
2
Power to which a number is raised
3
Math using letters for unknown values
5
Visual representation of data
6
Line crossing from corner to corner
9
Line segment connecting two circle points
10
Result of raising a number to an exponent
12
Symbol representing unknown value