横向
1
U-shaped curve of a quadratic function
5
Rectangular array of numbers
6
Corner point of a polygon
7
Mathematical rule or equation
8
Number with digits after a point
10
Comparison of two quantities
纵向
2
Line crossing from corner to corner
3
Mathematical statement of equality
4
Line touching circle at one point
9
Single numeral from 0 to 9
11
Number that divides evenly into another