Across
1
Single numeral from 0 to 9
3
Lines that never intersect
5
Number greater than zero
6
Divisible by two
7
Three-sided polygon
9
Closed shape with straight sides
10
Result of addition
Down
1
Number with digits after a point
2
Corner point of a polygon
4
Longest side of a right triangle
5
Total distance around a shape
8
Visual representation of data