Across
1
Visual representation of data
3
Difference between highest and lowest values
6
Power to which a number is raised
7
Steepness of a line
8
Corner point of a polygon
12
Amount of space an object occupies
Down
2
Number divisible only by 1 and itself
4
Longest side of a right triangle
5
Number with digits after a point
9
The number representing nothing
10
Mathematical statement of equality
11
Part of a circle's circumference
13
Proven mathematical statement