Across
1
Comparison of two quantities
4
Space between two intersecting lines
5
Rectangular array of numbers
8
Round shape with all points equidistant
11
Line crossing from corner to corner
12
Split into equal parts
Down
2
Rectangle with four equal sides
3
Proven mathematical statement
6
Single numeral from 0 to 9
7
Mathematical statement of equality
9
Number less than zero
10
Lines that never intersect