Across
1
Space between two intersecting lines
5
Power to which a number is raised
6
Longest side of a right triangle
7
Mathematical rule or equation
8
Symbol representing unknown value
9
Difference between highest and lowest values
11
Number less than zero
Down
2
Comparison of two quantities
3
Exact correspondence on both sides
4
Visual representation of data
5
Mathematical statement of equality
10
Rectangular array of numbers