Across
1
Rectangular array of numbers
4
Comparison of two quantities
6
Line touching circle at one point
8
Split into equal parts
9
Rectangle with four equal sides
10
Number less than zero
12
The number representing nothing
Down
2
Value that does not change
3
Result of multiplication
5
Mathematical rule or equation
7
Divisible by two
11
Result of raising a number to an exponent