横向
1
Total distance around a shape
6
Number with digits after a point
7
Math using letters for unknown values
8
Line segment connecting two circle points
9
Proven mathematical statement
纵向
1
Number divisible only by 1 and itself
2
Amount of space an object occupies
3
Result of addition
4
Mathematical statement of equality
5
Rectangle with four equal sides
10
Part of a whole number