Across
1
Part of a line with two endpoints
4
Comparison of two quantities
5
Number greater than zero
6
Line crossing from corner to corner
9
Round shape with all points equidistant
10
Visual representation of data
Down
2
Mathematical rule or equation
3
Mathematical statement of equality
4
Difference between highest and lowest values
7
Single numeral from 0 to 9
8
Distance from center to edge of circle
11
Collection of distinct elements
12
Number that divides evenly into another