横向
1
Sum divided by count
4
Longest side of a right triangle
5
Corner point of a polygon
6
Part of a whole number
10
Value that does not change
11
Three-sided polygon
纵向
2
The number representing nothing
3
Round shape with all points equidistant
5
Amount of space an object occupies
7
Closed shape with straight sides
8
Divisible by two
9
Number with digits after a point