横向
1
Mathematical statement of equality
5
Round shape with all points equidistant
7
Total distance around a shape
8
Distance from center to edge of circle
9
Result of raising a number to an exponent
11
Part of a line with two endpoints
13
Single numeral from 0 to 9
15
Result of multiplication
纵向
2
Line touching circle at one point
3
Power to which a number is raised
4
Line segment connecting two circle points
6
Repeated addition
10
Reference line in a graph
12
Rectangular array of numbers
14
Rectangle with four equal sides