Across
1
Number greater than zero
3
Math using letters for unknown values
4
Divisible by two
5
Line segment connecting two circle points
9
Three-sided polygon
10
Proven mathematical statement
11
System of ordered marks for measuring
12
Line crossing from corner to corner
Down
1
Result of raising a number to an exponent
2
Difference between highest and lowest values
6
Repeated addition
7
Result of multiplication
8
The number representing nothing
13
Space between two intersecting lines
14
Rectangle with four equal sides