Across
1
Amount of space an object occupies
4
Reference line in a graph
6
Number less than zero
7
Collection of distinct elements
10
Rectangular array of numbers
Down
2
Proven mathematical statement
3
Symbol representing unknown value
5
Distance from center to edge of circle
8
Mathematical statement of equality
9
Number with digits after a point
11
Round shape with all points equidistant
12
Number that divides evenly into another