Across
1
Number greater than zero
5
Proven mathematical statement
6
Three-sided polygon
7
Part of a line with two endpoints
8
Distance from center to edge of circle
11
Visual representation of data
12
Exact correspondence on both sides
Down
2
Repeated addition
3
Line crossing from corner to corner
4
Middle value in an ordered dataset
5
Line touching circle at one point
9
Divisible by two
10
Comparison of two quantities
13
Rectangle with four equal sides