Across
1
Line touching circle at one point
5
Number that divides evenly into another
8
Sum divided by count
Down
2
Number divisible only by 1 and itself
3
Corner point of a polygon
4
Single numeral from 0 to 9
6
Lines that never intersect
7
Parts per hundred
9
Divisible by two
10
Middle value in an ordered dataset
11
Number greater than zero