横向
1
Distance from center to edge of circle
4
Space between two intersecting lines
5
Parts per hundred
6
Math using letters for unknown values
11
Number that divides evenly into another
12
Single numeral from 0 to 9
纵向
2
Round shape with all points equidistant
3
Three-sided polygon
7
Part of a whole number
8
Mathematical rule or equation
9
Corner point of a polygon
10
Middle value in an ordered dataset