Across
1
Result of multiplication
3
Lines that never intersect
6
Symbol representing unknown value
10
System of ordered marks for measuring
11
Amount of space an object occupies
Down
1
Parts per hundred
2
Split into equal parts
3
Closed shape with straight sides
4
Line segment connecting two circle points
5
Number that divides evenly into another
7
Number divisible only by 1 and itself
8
Line touching circle at one point
9
The number representing nothing