横向
1
Single numeral from 0 to 9
4
Result of raising a number to an exponent
5
Part of a line with two endpoints
6
Part of a circle's circumference
8
U-shaped curve of a quadratic function
9
Exact correspondence on both sides
10
Number with digits after a point
11
System of ordered marks for measuring
纵向
2
Proven mathematical statement
3
Repeated addition
6
Sum divided by count
7
Corner point of a polygon
8
Result of multiplication
12
Math using letters for unknown values
13
Space between two intersecting lines