横向
1
Exact correspondence on both sides
6
Corner point of a polygon
7
Part of a whole number
9
Number divisible only by 1 and itself
10
Distance from center to edge of circle
11
Parts per hundred
纵向
2
Line segment connecting two circle points
3
Power to which a number is raised
4
Longest side of a right triangle
5
Mathematical rule or equation
8
Reference line in a graph
12
Collection of distinct elements
13
Number less than zero