Across
1
Parts per hundred
6
Mathematical statement of equality
7
System of ordered marks for measuring
8
Mathematical rule or equation
9
Lines that never intersect
11
Total distance around a shape
13
Number that divides evenly into another
Down
1
Number divisible only by 1 and itself
2
Three-sided polygon
3
Symbol representing unknown value
4
Proven mathematical statement
5
Distance from center to edge of circle
10
Amount of space an object occupies
12
Visual representation of data