横向
1
Repeated addition
5
Steepness of a line
6
Round shape with all points equidistant
8
Number that divides evenly into another
10
Part of a line with two endpoints
11
Rectangular array of numbers
纵向
2
Proven mathematical statement
3
Number less than zero
4
Power to which a number is raised
7
Number with digits after a point
9
U-shaped curve of a quadratic function
12
Visual representation of data