横向
1
Lines that never intersect
3
Line segment connecting two circle points
7
Round shape with all points equidistant
9
Distance from center to edge of circle
10
Difference between highest and lowest values
11
Divisible by two
12
Result of raising a number to an exponent
纵向
2
Middle value in an ordered dataset
4
Steepness of a line
5
Part of a whole number
6
Math using letters for unknown values
8
Split into equal parts