Across
1
Middle value in an ordered dataset
4
Number with digits after a point
5
The number representing nothing
6
Number greater than zero
8
Rectangle with four equal sides
10
Result of multiplication
11
Collection of distinct elements
Down
2
Comparison of two quantities
3
Parts per hundred
7
Part of a whole number
8
Steepness of a line
9
Round shape with all points equidistant