Across
1
Total distance around a shape
5
Closed shape with straight sides
6
Power to which a number is raised
7
Proven mathematical statement
10
Round shape with all points equidistant
Down
2
Single numeral from 0 to 9
3
Number less than zero
4
Comparison of two quantities
5
U-shaped curve of a quadratic function
8
Number with digits after a point
9
Line segment connecting two circle points
11
Result of multiplication