Across
1
System of ordered marks for measuring
3
Closed shape with straight sides
5
Round shape with all points equidistant
6
Visual representation of data
9
Rectangle with four equal sides
Down
1
Part of a line with two endpoints
2
Part of a circle's circumference
3
Parts per hundred
4
Reference line in a graph
7
Mathematical rule or equation
8
Number with digits after a point