Across
1
The number representing nothing
3
Result of raising a number to an exponent
4
Result of multiplication
5
Exact correspondence on both sides
6
Three-sided polygon
10
Amount of space an object occupies
Down
2
System of ordered marks for measuring
3
Closed shape with straight sides
7
Round shape with all points equidistant
8
Corner point of a polygon
9
Visual representation of data