横向
1
Proven mathematical statement
2
Result of addition
5
Symbol representing unknown value
6
Sum divided by count
8
Divisible by two
纵向
2
Part of a line with two endpoints
3
Line crossing from corner to corner
4
Corner point of a polygon
6
Space between two intersecting lines
7
Number divisible only by 1 and itself
9
Number that divides evenly into another
10
Difference between highest and lowest values