Across
1
Rectangular array of numbers
2
Result of multiplication
5
Symbol representing unknown value
7
Number greater than zero
8
Number that divides evenly into another
9
Value that does not change
Down
2
Result of raising a number to an exponent
3
Corner point of a polygon
4
Number divisible only by 1 and itself
6
Reference line in a graph
10
Part of a whole number