Across
1
Split into equal parts
2
Exact correspondence on both sides
3
Number that divides evenly into another
5
Amount of space an object occupies
6
Three-sided polygon
7
Number less than zero
11
Comparison of two quantities
Down
2
Steepness of a line
4
Symbol representing unknown value
8
Number divisible only by 1 and itself
9
Line touching circle at one point
10
Proven mathematical statement