Across
1
Reference line in a graph
3
Repeated addition
4
Total distance around a shape
5
Mathematical rule or equation
7
Number that divides evenly into another
8
Comparison of two quantities
10
Space between two intersecting lines
Down
2
Power to which a number is raised
6
Part of a whole number
9
Amount of space an object occupies
11
Line touching circle at one point
12
Math using letters for unknown values