Across
1
Sum divided by count
5
Single numeral from 0 to 9
6
Space between two intersecting lines
7
U-shaped curve of a quadratic function
Down
2
Lines that never intersect
3
System of ordered marks for measuring
4
Comparison of two quantities
5
Line crossing from corner to corner
8
Part of a line with two endpoints
9
Number that divides evenly into another
10
Middle value in an ordered dataset
11
Difference between highest and lowest values