横向
1
Result of raising a number to an exponent
3
Middle value in an ordered dataset
5
Value that does not change
6
Result of addition
8
Longest side of a right triangle
纵向
1
Number greater than zero
2
Corner point of a polygon
4
Line touching circle at one point
6
Collection of distinct elements
7
Reference line in a graph
9
Part of a circle's circumference