Across
1
U-shaped curve of a quadratic function
5
Parts per hundred
8
Math using letters for unknown values
10
System of ordered marks for measuring
11
Repeated addition
13
Amount of space an object occupies
14
Number with digits after a point
Down
2
Exact correspondence on both sides
3
Steepness of a line
4
Difference between highest and lowest values
6
Mathematical statement of equality
7
Proven mathematical statement
9
Three-sided polygon
12
Visual representation of data