Across
1
Power to which a number is raised
6
Result of addition
7
Lines that never intersect
9
Proven mathematical statement
10
Part of a line with two endpoints
Down
2
U-shaped curve of a quadratic function
3
Middle value in an ordered dataset
4
Repeated addition
5
Number greater than zero
8
Round shape with all points equidistant
11
Single numeral from 0 to 9