Across
1
Round shape with all points equidistant
5
Middle value in an ordered dataset
6
Value that does not change
7
Difference between highest and lowest values
9
Power to which a number is raised
Down
2
Mathematical rule or equation
3
Part of a whole number
4
Amount of space an object occupies
6
Line segment connecting two circle points
7
Comparison of two quantities
8
U-shaped curve of a quadratic function