Across
1
Value that does not change
4
Reference line in a graph
5
Symbol representing unknown value
9
Collection of distinct elements
10
Split into equal parts
11
Rectangular array of numbers
Down
1
Line segment connecting two circle points
2
Proven mathematical statement
3
Part of a line with two endpoints
6
Middle value in an ordered dataset
7
Number greater than zero
8
Corner point of a polygon