横向
1
Number divisible only by 1 and itself
4
Middle value in an ordered dataset
5
Sum divided by count
10
Longest side of a right triangle
11
Line crossing from corner to corner
纵向
1
Number greater than zero
2
Number with digits after a point
3
Math using letters for unknown values
6
Round shape with all points equidistant
7
Difference between highest and lowest values
8
Value that does not change
9
Space between two intersecting lines