横向
1
Part of a circle's circumference
3
Amount of space an object occupies
4
Collection of distinct elements
5
Result of raising a number to an exponent
7
Line touching circle at one point
8
System of ordered marks for measuring
9
Part of a line with two endpoints
纵向
2
Value that does not change
5
Number divisible only by 1 and itself
6
Sum divided by count
10
Single numeral from 0 to 9