Across
1
Line crossing from corner to corner
5
Reference line in a graph
6
The number representing nothing
7
Comparison of two quantities
8
Part of a line with two endpoints
Down
1
Split into equal parts
2
Visual representation of data
3
U-shaped curve of a quadratic function
4
Amount of space an object occupies
8
System of ordered marks for measuring
9
Difference between highest and lowest values