横向
1
Mathematical rule or equation
4
Value that does not change
7
Comparison of two quantities
8
Space between two intersecting lines
11
Result of multiplication
12
Longest side of a right triangle
13
Divisible by two
14
Difference between highest and lowest values
纵向
2
Power to which a number is raised
3
Number less than zero
5
Part of a circle's circumference
6
Proven mathematical statement
9
Line crossing from corner to corner
10
Line touching circle at one point