Across
1
Number that divides evenly into another
4
Part of a circle's circumference
5
Part of a whole number
6
Lines that never intersect
7
System of ordered marks for measuring
8
Corner point of a polygon
14
Proven mathematical statement
Down
2
Line crossing from corner to corner
3
Round shape with all points equidistant
9
Middle value in an ordered dataset
10
Rectangular array of numbers
11
Number greater than zero
12
The number representing nothing
13
U-shaped curve of a quadratic function