Across
1
Number greater than zero
5
Math using letters for unknown values
6
Difference between highest and lowest values
7
Number divisible only by 1 and itself
8
Visual representation of data
9
Power to which a number is raised
10
Comparison of two quantities
Down
1
U-shaped curve of a quadratic function
2
Part of a line with two endpoints
3
Middle value in an ordered dataset
4
Longest side of a right triangle
5
Reference line in a graph
11
The number representing nothing
12
Closed shape with straight sides