横向
1
Closed shape with straight sides
4
Collection of distinct elements
5
Corner point of a polygon
7
Rectangular array of numbers
9
Line segment connecting two circle points
10
Result of addition
纵向
2
Sum divided by count
3
Mathematical statement of equality
6
Number with digits after a point
8
Distance from center to edge of circle
11
Single numeral from 0 to 9