Across
1
U-shaped curve of a quadratic function
6
Number greater than zero
7
Line touching circle at one point
8
Part of a circle's circumference
9
Collection of distinct elements
10
Longest side of a right triangle
12
Amount of space an object occupies
Down
2
Space between two intersecting lines
3
Middle value in an ordered dataset
4
Sum divided by count
5
Part of a whole number
6
Closed shape with straight sides
11
Comparison of two quantities
13
The number representing nothing
14
Single numeral from 0 to 9