Across
1
Space between two intersecting lines
2
Parts per hundred
3
Number divisible only by 1 and itself
4
Mathematical rule or equation
5
Part of a circle's circumference
6
Line touching circle at one point
7
Repeated addition
10
Proven mathematical statement
Down
1
Math using letters for unknown values
2
Total distance around a shape
3
Closed shape with straight sides
8
Mathematical statement of equality
9
Result of raising a number to an exponent