Across
1
Line segment connecting two circle points
3
Visual representation of data
4
Difference between highest and lowest values
7
Result of multiplication
8
Symbol representing unknown value
10
Mathematical rule or equation
Down
2
U-shaped curve of a quadratic function
5
Split into equal parts
6
Power to which a number is raised
9
Repeated addition
11
Divisible by two
12
Parts per hundred
13
Steepness of a line
14
Number divisible only by 1 and itself