横向
1
Total distance around a shape
5
Middle value in an ordered dataset
6
Closed shape with straight sides
8
Math using letters for unknown values
10
Corner point of a polygon
纵向
2
Reference line in a graph
3
Sum divided by count
4
Comparison of two quantities
5
Rectangular array of numbers
7
Value that does not change
9
Result of raising a number to an exponent