横向
1
Round shape with all points equidistant
3
Part of a line with two endpoints
6
Closed shape with straight sides
7
Result of raising a number to an exponent
纵向
2
Longest side of a right triangle
4
Lines that never intersect
5
Rectangle with four equal sides
7
Number divisible only by 1 and itself
8
Number that divides evenly into another