横向
1
Value that does not change
4
Result of addition
6
Sum divided by count
7
Visual representation of data
8
Steepness of a line
纵向
2
Number greater than zero
3
Rectangle with four equal sides
4
Part of a line with two endpoints
5
Reference line in a graph
6
Part of a circle's circumference
9
Split into equal parts
10
Line segment connecting two circle points
11
Line crossing from corner to corner