横向
1
Total distance around a shape
5
Single numeral from 0 to 9
7
Value that does not change
8
Amount of space an object occupies
9
Three-sided polygon
12
Reference line in a graph
13
Divisible by two
纵向
2
Part of a line with two endpoints
3
Rectangular array of numbers
4
Parts per hundred
6
Line touching circle at one point
10
Rectangle with four equal sides
11
Visual representation of data