Across
1
Difference between highest and lowest values
4
Line segment connecting two circle points
5
Repeated addition
7
Distance from center to edge of circle
11
System of ordered marks for measuring
12
Proven mathematical statement
Down
2
Number with digits after a point
3
Number divisible only by 1 and itself
6
Amount of space an object occupies
8
Three-sided polygon
9
Number that divides evenly into another
10
Result of multiplication
13
Closed shape with straight sides
14
Space between two intersecting lines