Across
1
Divisible by two
3
Reference line in a graph
5
Value that does not change
7
Repeated addition
8
Difference between highest and lowest values
9
Lines that never intersect
13
Rectangular array of numbers
Down
2
Part of a line with two endpoints
4
Power to which a number is raised
6
Number with digits after a point
10
Comparison of two quantities
11
Visual representation of data
12
Result of addition