横向
1
Math using letters for unknown values
6
Value that does not change
7
Space between two intersecting lines
8
Round shape with all points equidistant
9
Result of addition
11
Number that divides evenly into another
纵向
2
Distance from center to edge of circle
3
Rectangle with four equal sides
4
Visual representation of data
5
Mathematical statement of equality
10
Line crossing from corner to corner