Across
1
Line segment connecting two circle points
3
Power to which a number is raised
8
Math using letters for unknown values
9
Amount of space an object occupies
10
Divisible by two
11
Mathematical rule or equation
Down
2
Corner point of a polygon
4
Mathematical statement of equality
5
Part of a whole number
6
Difference between highest and lowest values
7
Line touching circle at one point
12
Three-sided polygon