横向
1
Number with digits after a point
5
Middle value in an ordered dataset
6
Total distance around a shape
7
Parts per hundred
8
System of ordered marks for measuring
10
Sum divided by count
纵向
2
Mathematical statement of equality
3
Rectangular array of numbers
4
Amount of space an object occupies
9
Number greater than zero
11
Line touching circle at one point
12
Lines that never intersect