Across
1
Result of raising a number to an exponent
3
Value that does not change
4
Closed shape with straight sides
6
Power to which a number is raised
8
Total distance around a shape
9
Lines that never intersect
12
Split into equal parts
Down
2
Longest side of a right triangle
4
Number divisible only by 1 and itself
5
Math using letters for unknown values
7
Line segment connecting two circle points
10
Proven mathematical statement
11
Rectangular array of numbers