横向
1
Steepness of a line
3
Result of addition
5
Proven mathematical statement
6
Closed shape with straight sides
纵向
2
Mathematical rule or equation
4
The number representing nothing
7
Visual representation of data
8
Power to which a number is raised
Steepness of a line
Result of addition
Proven mathematical statement
Closed shape with straight sides
Mathematical rule or equation
The number representing nothing
Visual representation of data
Power to which a number is raised