Across
1
Number with digits after a point
4
The number representing nothing
5
Result of multiplication
6
Comparison of two quantities
9
Line crossing from corner to corner
11
Line touching circle at one point
12
Line segment connecting two circle points
Down
2
Difference between highest and lowest values
3
Number that divides evenly into another
7
Rectangle with four equal sides
8
Round shape with all points equidistant
10
Distance from center to edge of circle