横向
1
Corner point of a polygon
4
Total distance around a shape
5
Comparison of two quantities
7
Space between two intersecting lines
9
Reference line in a graph
12
Distance from center to edge of circle
13
Amount of space an object occupies
纵向
2
Exact correspondence on both sides
3
Math using letters for unknown values
4
Result of raising a number to an exponent
6
Rectangle with four equal sides
8
Three-sided polygon
10
Number with digits after a point
11
The number representing nothing
14
Number that divides evenly into another