Across
1
Number that divides evenly into another
4
Power to which a number is raised
6
Proven mathematical statement
10
The number representing nothing
Down
2
Number divisible only by 1 and itself
3
Corner point of a polygon
5
Reference line in a graph
6
Three-sided polygon
7
Difference between highest and lowest values
8
Round shape with all points equidistant
9
Part of a whole number