横向
1
Line touching circle at one point
5
Number that divides evenly into another
7
Steepness of a line
9
Space between two intersecting lines
11
Result of raising a number to an exponent
12
Symbol representing unknown value
纵向
2
Comparison of two quantities
3
Power to which a number is raised
4
Single numeral from 0 to 9
6
System of ordered marks for measuring
8
Number less than zero
10
Part of a circle's circumference
13
Closed shape with straight sides