Across
1
Mathematical rule or equation
4
Number greater than zero
5
Visual representation of data
6
Reference line in a graph
10
Corner point of a polygon
11
Rectangle with four equal sides
13
The number representing nothing
Down
2
Proven mathematical statement
3
Round shape with all points equidistant
7
Mathematical statement of equality
8
Number with digits after a point
9
Math using letters for unknown values
12
Line crossing from corner to corner