Across
1
Result of raising a number to an exponent
4
The number representing nothing
6
Longest side of a right triangle
7
Math using letters for unknown values
8
Value that does not change
9
Proven mathematical statement
10
Closed shape with straight sides
Down
2
Steepness of a line
3
Difference between highest and lowest values
5
Power to which a number is raised
11
Distance from center to edge of circle