Across
1
System of ordered marks for measuring
3
U-shaped curve of a quadratic function
7
Number with digits after a point
8
Visual representation of data
10
Three-sided polygon
11
Middle value in an ordered dataset
12
Space between two intersecting lines
Down
2
Comparison of two quantities
4
Amount of space an object occupies
5
Power to which a number is raised
6
Distance from center to edge of circle
9
The number representing nothing
13
Rectangle with four equal sides
14
Symbol representing unknown value