横向
1
Part of a whole number
5
Three-sided polygon
6
Symbol representing unknown value
9
Power to which a number is raised
13
Reference line in a graph
14
Difference between highest and lowest values
纵向
2
Line touching circle at one point
3
Parts per hundred
4
Mathematical statement of equality
7
Rectangle with four equal sides
8
The number representing nothing
10
Visual representation of data
11
Lines that never intersect
12
Middle value in an ordered dataset