横向
1
Split into equal parts
3
Result of raising a number to an exponent
4
Mathematical rule or equation
7
Part of a circle's circumference
8
Round shape with all points equidistant
10
Comparison of two quantities
11
Number divisible only by 1 and itself
12
Middle value in an ordered dataset
纵向
2
Symbol representing unknown value
3
Number greater than zero
5
Power to which a number is raised
6
Line segment connecting two circle points
9
Amount of space an object occupies
13
Collection of distinct elements