横向
1
Number greater than zero
4
Rectangle with four equal sides
5
Space between two intersecting lines
6
U-shaped curve of a quadratic function
7
Distance from center to edge of circle
纵向
2
Mathematical statement of equality
3
Result of multiplication
4
Exact correspondence on both sides
8
Longest side of a right triangle
9
Difference between highest and lowest values
10
Mathematical rule or equation