横向
1
U-shaped curve of a quadratic function
2
Line crossing from corner to corner
5
Amount of space an object occupies
8
Mathematical statement of equality
10
Reference line in a graph
12
System of ordered marks for measuring
纵向
2
Number with digits after a point
3
Line segment connecting two circle points
4
Rectangular array of numbers
6
Repeated addition
7
Space between two intersecting lines
9
Difference between highest and lowest values
11
Line touching circle at one point