Across
1
Part of a whole number
3
Part of a circle's circumference
4
Split into equal parts
7
U-shaped curve of a quadratic function
8
Corner point of a polygon
11
Collection of distinct elements
Down
1
Mathematical rule or equation
2
Value that does not change
4
Single numeral from 0 to 9
5
Space between two intersecting lines
6
Power to which a number is raised
9
Result of raising a number to an exponent
10
Math using letters for unknown values
12
Number that divides evenly into another