横向
1
U-shaped curve of a quadratic function
5
Single numeral from 0 to 9
6
Visual representation of data
7
Longest side of a right triangle
11
Middle value in an ordered dataset
纵向
2
Value that does not change
3
Line touching circle at one point
4
Math using letters for unknown values
8
Three-sided polygon
9
Line segment connecting two circle points
10
Result of multiplication