Across
1
Lines that never intersect
4
Part of a line with two endpoints
6
Power to which a number is raised
8
Comparison of two quantities
11
Sum divided by count
12
Reference line in a graph
Down
2
System of ordered marks for measuring
3
Parts per hundred
5
Number that divides evenly into another
7
Corner point of a polygon
9
Three-sided polygon
10
Part of a whole number
13
Visual representation of data