横向
1
Result of raising a number to an exponent
3
Divisible by two
4
Longest side of a right triangle
7
Number that divides evenly into another
8
Math using letters for unknown values
9
Part of a whole number
纵向
1
Number divisible only by 1 and itself
2
Line touching circle at one point
5
Collection of distinct elements
6
System of ordered marks for measuring