Across
1
Value that does not change
2
Steepness of a line
4
Result of addition
6
Line crossing from corner to corner
7
Divisible by two
8
Split into equal parts
11
Rectangle with four equal sides
12
Rectangular array of numbers
Down
2
Part of a line with two endpoints
3
Lines that never intersect
5
Number that divides evenly into another
9
Visual representation of data
10
Number greater than zero