横向
1
Steepness of a line
5
Rectangular array of numbers
6
Number with digits after a point
7
The number representing nothing
8
Round shape with all points equidistant
9
Rectangle with four equal sides
13
Result of multiplication
14
Closed shape with straight sides
纵向
2
Longest side of a right triangle
3
Amount of space an object occupies
4
Number less than zero
9
System of ordered marks for measuring
10
Mathematical rule or equation
11
Result of addition
12
Line crossing from corner to corner