Across
1
Parts per hundred
2
Line crossing from corner to corner
5
Collection of distinct elements
6
Distance from center to edge of circle
7
Number that divides evenly into another
8
Line touching circle at one point
9
Power to which a number is raised
Down
2
Single numeral from 0 to 9
3
Part of a line with two endpoints
4
Sum divided by count
10
Repeated addition