Across
1
Corner point of a polygon
4
Closed shape with straight sides
5
Rectangular array of numbers
6
Space between two intersecting lines
9
Collection of distinct elements
10
Comparison of two quantities
12
Number that divides evenly into another
14
Round shape with all points equidistant
Down
2
Number with digits after a point
3
Steepness of a line
5
Repeated addition
7
U-shaped curve of a quadratic function
8
Divisible by two
11
Power to which a number is raised
13
Value that does not change