Across
1
Reference line in a graph
4
Exact correspondence on both sides
6
Power to which a number is raised
8
Part of a whole number
10
Number that divides evenly into another
12
Steepness of a line
Down
2
Corner point of a polygon
3
Collection of distinct elements
5
Line segment connecting two circle points
7
Number divisible only by 1 and itself
9
Mathematical statement of equality
11
Parts per hundred