Across
1
Line touching circle at one point
6
Part of a whole number
7
Proven mathematical statement
8
Sum divided by count
9
Mathematical rule or equation
11
Difference between highest and lowest values
Down
2
Mathematical statement of equality
3
Number that divides evenly into another
4
System of ordered marks for measuring
5
Space between two intersecting lines
10
Part of a line with two endpoints
12
Line segment connecting two circle points
13
Longest side of a right triangle
14
The number representing nothing