Across
1
Number that divides evenly into another
5
Rectangular array of numbers
6
Number with digits after a point
7
Part of a line with two endpoints
11
Number divisible only by 1 and itself
Down
2
Lines that never intersect
3
Result of multiplication
4
The number representing nothing
6
Single numeral from 0 to 9
8
Part of a circle's circumference
9
Number greater than zero
10
Exact correspondence on both sides
12
Corner point of a polygon