Across
1
Longest side of a right triangle
5
Total distance around a shape
7
Amount of space an object occupies
8
Mathematical rule or equation
Down
2
Single numeral from 0 to 9
3
Power to which a number is raised
4
Result of raising a number to an exponent
6
Middle value in an ordered dataset
9
Reference line in a graph
10
Difference between highest and lowest values
11
Lines that never intersect
12
Result of addition