Across
1
Sum divided by count
4
Amount of space an object occupies
6
Corner point of a polygon
7
Power to which a number is raised
8
Difference between highest and lowest values
Down
1
Math using letters for unknown values
2
Number divisible only by 1 and itself
3
The number representing nothing
5
Divisible by two
9
Rectangular array of numbers
10
Number that divides evenly into another