横向
1
Mathematical statement of equality
6
Part of a circle's circumference
7
Corner point of a polygon
8
Proven mathematical statement
9
Parts per hundred
纵向
2
Number divisible only by 1 and itself
3
Collection of distinct elements
4
Power to which a number is raised
5
Mathematical rule or equation
8
Line touching circle at one point
10
Total distance around a shape
11
Math using letters for unknown values