横向
1
Middle value in an ordered dataset
4
Power to which a number is raised
8
Line touching circle at one point
10
Steepness of a line
11
Reference line in a graph
12
Number less than zero
13
Round shape with all points equidistant
纵向
2
Space between two intersecting lines
3
Visual representation of data
5
Closed shape with straight sides
6
Math using letters for unknown values
7
Divisible by two
8
Three-sided polygon
9
Number with digits after a point