横向
1
Part of a whole number
5
Steepness of a line
6
Round shape with all points equidistant
7
Symbol representing unknown value
9
Space between two intersecting lines
纵向
2
Rectangle with four equal sides
3
Three-sided polygon
4
Mathematical statement of equality
8
Closed shape with straight sides
10
Parts per hundred
11
Part of a line with two endpoints