横向
1
Number that divides evenly into another
4
Line crossing from corner to corner
7
Round shape with all points equidistant
9
Three-sided polygon
11
Part of a whole number
12
Middle value in an ordered dataset
纵向
2
Part of a circle's circumference
3
Value that does not change
5
Number divisible only by 1 and itself
6
Repeated addition
8
Line segment connecting two circle points
10
Difference between highest and lowest values
13
Divisible by two
14
Split into equal parts
15
Number less than zero