Across
1
Part of a whole number
3
Number greater than zero
5
Closed shape with straight sides
7
Part of a line with two endpoints
8
Rectangular array of numbers
10
Distance from center to edge of circle
12
Result of addition
Down
2
Parts per hundred
3
U-shaped curve of a quadratic function
4
Exact correspondence on both sides
6
Number less than zero
9
Amount of space an object occupies
11
Number with digits after a point