横向
1
Line crossing from corner to corner
5
Visual representation of data
7
Total distance around a shape
8
Part of a line with two endpoints
11
Number greater than zero
12
Math using letters for unknown values
纵向
2
Difference between highest and lowest values
3
Amount of space an object occupies
4
Space between two intersecting lines
6
Line touching circle at one point
9
Mathematical statement of equality
10
Result of multiplication