Across
1
Lines that never intersect
5
Result of multiplication
6
Corner point of a polygon
7
Middle value in an ordered dataset
12
Parts per hundred
13
Mathematical rule or equation
Down
2
Value that does not change
3
Divisible by two
4
Mathematical statement of equality
8
Number with digits after a point
9
Steepness of a line
10
Result of raising a number to an exponent
11
Three-sided polygon