Across
1
Part of a whole number
3
Math using letters for unknown values
4
Number with digits after a point
7
Rectangle with four equal sides
9
Value that does not change
10
Visual representation of data
13
Exact correspondence on both sides
Down
2
Number less than zero
5
Longest side of a right triangle
6
Reference line in a graph
8
Distance from center to edge of circle
11
Lines that never intersect
12
Part of a circle's circumference