Across
1
Amount of space an object occupies
3
Reference line in a graph
5
Result of multiplication
6
Middle value in an ordered dataset
7
Space between two intersecting lines
10
Part of a whole number
Down
2
Line crossing from corner to corner
3
Part of a circle's circumference
4
Power to which a number is raised
8
Line segment connecting two circle points
9
Result of addition
11
Repeated addition
12
Single numeral from 0 to 9