横向
1
Mathematical rule or equation
4
Lines that never intersect
8
U-shaped curve of a quadratic function
10
Middle value in an ordered dataset
纵向
1
Part of a whole number
2
Part of a circle's circumference
3
Visual representation of data
5
Line segment connecting two circle points
6
Difference between highest and lowest values
7
Math using letters for unknown values
9
Longest side of a right triangle