横向
1
Split into equal parts
3
Round shape with all points equidistant
4
Comparison of two quantities
5
Corner point of a polygon
6
Longest side of a right triangle
纵向
2
Mathematical statement of equality
3
Line segment connecting two circle points
7
Sum divided by count
8
Part of a circle's circumference
9
Power to which a number is raised
10
Value that does not change
11
Collection of distinct elements
12
Result of multiplication