横向
1
Line segment connecting two circle points
5
Single numeral from 0 to 9
6
Collection of distinct elements
7
Three-sided polygon
8
Mathematical statement of equality
10
Difference between highest and lowest values
纵向
2
Split into equal parts
3
Line crossing from corner to corner
4
System of ordered marks for measuring
6
Exact correspondence on both sides
9
Middle value in an ordered dataset
11
Longest side of a right triangle
12
Space between two intersecting lines