横向
1
Closed shape with straight sides
5
Number with digits after a point
6
Part of a circle's circumference
7
Visual representation of data
10
Amount of space an object occupies
纵向
1
Lines that never intersect
2
Difference between highest and lowest values
3
Round shape with all points equidistant
4
Space between two intersecting lines
8
Three-sided polygon
9
Rectangular array of numbers
11
Steepness of a line