Across
1
Symbol representing unknown value
4
Steepness of a line
5
Power to which a number is raised
8
Mathematical statement of equality
9
Proven mathematical statement
11
Comparison of two quantities
Down
2
Mathematical rule or equation
3
Number that divides evenly into another
4
Exact correspondence on both sides
6
Number greater than zero
7
Split into equal parts
10
Collection of distinct elements
12
Part of a circle's circumference