横向
1
Rectangle with four equal sides
5
Steepness of a line
6
The number representing nothing
7
Collection of distinct elements
9
Sum divided by count
10
Part of a line with two endpoints
12
Result of raising a number to an exponent
13
Number less than zero
14
Line crossing from corner to corner
纵向
2
Number greater than zero
3
Reference line in a graph
4
Power to which a number is raised
5
Result of addition
8
Round shape with all points equidistant
11
Math using letters for unknown values