横向
1
Part of a line with two endpoints
4
Power to which a number is raised
5
Single numeral from 0 to 9
6
Divisible by two
8
U-shaped curve of a quadratic function
10
Middle value in an ordered dataset
11
Corner point of a polygon
纵向
2
Three-sided polygon
3
Line crossing from corner to corner
7
Visual representation of data
9
Number less than zero
12
Symbol representing unknown value
13
Comparison of two quantities
14
Result of multiplication