横向
1
Number with digits after a point
4
Longest side of a right triangle
7
Single numeral from 0 to 9
8
Value that does not change
9
Middle value in an ordered dataset
11
Reference line in a graph
纵向
1
Split into equal parts
2
System of ordered marks for measuring
3
Part of a circle's circumference
5
Distance from center to edge of circle
6
Number that divides evenly into another
10
Line segment connecting two circle points
12
Line touching circle at one point