Across
1
Power to which a number is raised
5
Result of raising a number to an exponent
6
Sum divided by count
7
Lines that never intersect
8
Result of multiplication
Down
2
Rectangular array of numbers
3
Value that does not change
4
The number representing nothing
5
Closed shape with straight sides
9
Single numeral from 0 to 9
10
Number divisible only by 1 and itself
11
Distance from center to edge of circle