横向
1
Space between two intersecting lines
5
Result of multiplication
7
Number greater than zero
8
Total distance around a shape
9
Lines that never intersect
10
Line touching circle at one point
11
Three-sided polygon
纵向
1
Math using letters for unknown values
2
Visual representation of data
3
Part of a whole number
4
Exact correspondence on both sides
6
Corner point of a polygon