Across
1
Result of raising a number to an exponent
2
Part of a line with two endpoints
3
Three-sided polygon
8
Middle value in an ordered dataset
10
Corner point of a polygon
12
Distance from center to edge of circle
Down
2
Exact correspondence on both sides
4
Number that divides evenly into another
5
Amount of space an object occupies
6
Rectangle with four equal sides
7
Single numeral from 0 to 9
9
Value that does not change
11
Steepness of a line