Across
1
Power to which a number is raised
4
Round shape with all points equidistant
7
Exact correspondence on both sides
8
Middle value in an ordered dataset
10
Number less than zero
Down
2
Longest side of a right triangle
3
Part of a line with two endpoints
5
Mathematical statement of equality
6
Number divisible only by 1 and itself
9
Difference between highest and lowest values
11
Rectangular array of numbers