Across
1
Proven mathematical statement
4
Distance from center to edge of circle
5
Sum divided by count
7
Difference between highest and lowest values
11
Amount of space an object occupies
Down
2
Result of multiplication
3
Line segment connecting two circle points
5
Math using letters for unknown values
6
Number divisible only by 1 and itself
8
Mathematical rule or equation
9
Space between two intersecting lines
10
Total distance around a shape