横向
1
System of ordered marks for measuring
4
Result of addition
5
Corner point of a polygon
6
U-shaped curve of a quadratic function
7
Single numeral from 0 to 9
9
Mathematical statement of equality
纵向
2
Value that does not change
3
Reference line in a graph
5
Amount of space an object occupies
8
Distance from center to edge of circle
10
Split into equal parts
11
Number greater than zero
12
Number that divides evenly into another