横向
1
Corner point of a polygon
3
Result of addition
4
Middle value in an ordered dataset
5
Round shape with all points equidistant
7
Number greater than zero
8
Space between two intersecting lines
9
System of ordered marks for measuring
11
Number with digits after a point
纵向
2
Math using letters for unknown values
3
Part of a line with two endpoints
6
Sum divided by count
7
Parts per hundred
10
Mathematical statement of equality