Across
1
Steepness of a line
3
Parts per hundred
4
Split into equal parts
5
Math using letters for unknown values
7
Exact correspondence on both sides
8
Visual representation of data
10
Repeated addition
13
Result of addition
Down
2
Power to which a number is raised
3
Number divisible only by 1 and itself
6
Reference line in a graph
9
Round shape with all points equidistant
11
Number greater than zero
12
Distance from center to edge of circle