Across
1
Three-sided polygon
2
Number divisible only by 1 and itself
5
Rectangle with four equal sides
9
Divisible by two
10
Number less than zero
Down
2
Parts per hundred
3
Middle value in an ordered dataset
4
Steepness of a line
6
Number that divides evenly into another
7
Reference line in a graph
8
Difference between highest and lowest values