横向
1
Reference line in a graph
3
Parts per hundred
7
Middle value in an ordered dataset
8
Number that divides evenly into another
9
Visual representation of data
10
U-shaped curve of a quadratic function
11
Lines that never intersect
纵向
2
Symbol representing unknown value
4
Corner point of a polygon
5
Power to which a number is raised
6
Comparison of two quantities