横向
1
Collection of distinct elements
3
Number divisible only by 1 and itself
4
Corner point of a polygon
5
Round shape with all points equidistant
8
U-shaped curve of a quadratic function
9
Line segment connecting two circle points
纵向
2
Parts per hundred
6
System of ordered marks for measuring
7
Steepness of a line
10
The number representing nothing