Across
1
Split into equal parts
3
Corner point of a polygon
4
Mathematical statement of equality
5
Math using letters for unknown values
8
Repeated addition
9
Part of a circle's circumference
13
The number representing nothing
Down
2
Divisible by two
3
Amount of space an object occupies
6
Total distance around a shape
7
Result of multiplication
10
Proven mathematical statement
11
Number that divides evenly into another
12
U-shaped curve of a quadratic function