横向
1
Visual representation of data
4
Number less than zero
5
Comparison of two quantities
10
Collection of distinct elements
11
The number representing nothing
12
Longest side of a right triangle
纵向
2
Space between two intersecting lines
3
Number that divides evenly into another
6
Part of a circle's circumference
7
Distance from center to edge of circle
8
Corner point of a polygon
9
Middle value in an ordered dataset