Across
1
Line segment connecting two circle points
2
Rectangular array of numbers
6
Corner point of a polygon
7
Sum divided by count
8
Parts per hundred
9
Three-sided polygon
Down
2
Middle value in an ordered dataset
3
Amount of space an object occupies
4
Split into equal parts
5
Math using letters for unknown values
10
Number that divides evenly into another
11
Exact correspondence on both sides
12
U-shaped curve of a quadratic function