Across
1
Result of addition
2
Collection of distinct elements
4
Space between two intersecting lines
5
Comparison of two quantities
8
Middle value in an ordered dataset
11
Visual representation of data
12
Part of a line with two endpoints
Down
1
Rectangle with four equal sides
3
Mathematical rule or equation
6
Divisible by two
7
Number divisible only by 1 and itself
9
Line touching circle at one point
10
Longest side of a right triangle
13
Reference line in a graph