Across
1
Result of raising a number to an exponent
3
Closed shape with straight sides
5
Result of addition
6
Steepness of a line
7
Parts per hundred
8
Value that does not change
9
Part of a circle's circumference
10
Reference line in a graph
11
Proven mathematical statement
12
Line crossing from corner to corner
Down
1
Total distance around a shape
2
Three-sided polygon
4
Distance from center to edge of circle
13
Number less than zero