Across
1
Repeated addition
4
Corner point of a polygon
7
Total distance around a shape
10
Split into equal parts
Down
2
System of ordered marks for measuring
3
Round shape with all points equidistant
5
Amount of space an object occupies
6
Number with digits after a point
8
Visual representation of data
9
Mathematical rule or equation
10
Line crossing from corner to corner
11
Rectangular array of numbers