Across
1
Space between two intersecting lines
3
Rectangular array of numbers
4
Comparison of two quantities
6
Closed shape with straight sides
7
Math using letters for unknown values
8
Single numeral from 0 to 9
9
Mathematical statement of equality
10
Rectangle with four equal sides
Down
2
Number that divides evenly into another
3
Middle value in an ordered dataset
5
Proven mathematical statement
11
Split into equal parts