Across
1
Symbol representing unknown value
5
Result of raising a number to an exponent
6
Space between two intersecting lines
7
Reference line in a graph
10
Parts per hundred
11
Result of multiplication
12
Amount of space an object occupies
13
Visual representation of data
Down
2
Number divisible only by 1 and itself
3
Number that divides evenly into another
4
Difference between highest and lowest values
8
Round shape with all points equidistant
9
Middle value in an ordered dataset