Across
1
Math using letters for unknown values
3
Number greater than zero
5
Comparison of two quantities
6
Split into equal parts
7
Steepness of a line
8
System of ordered marks for measuring
10
Middle value in an ordered dataset
Down
1
Space between two intersecting lines
2
Three-sided polygon
3
Closed shape with straight sides
4
Part of a whole number
9
Part of a line with two endpoints
11
Amount of space an object occupies