Across
1
Total distance around a shape
6
Power to which a number is raised
7
Proven mathematical statement
8
Split into equal parts
9
Line touching circle at one point
10
Closed shape with straight sides
Down
2
Part of a circle's circumference
3
Repeated addition
4
Three-sided polygon
5
The number representing nothing
11
Number greater than zero
12
Mathematical statement of equality
13
Rectangle with four equal sides
14
Single numeral from 0 to 9