横向
1
Steepness of a line
4
Proven mathematical statement
5
Three-sided polygon
10
System of ordered marks for measuring
纵向
2
Lines that never intersect
3
Repeated addition
6
Visual representation of data
7
Part of a line with two endpoints
8
Single numeral from 0 to 9
9
Middle value in an ordered dataset
10
Rectangle with four equal sides
11
Line crossing from corner to corner