Across
1
Closed shape with straight sides
4
Exact correspondence on both sides
5
Line segment connecting two circle points
6
Rectangular array of numbers
8
Split into equal parts
9
U-shaped curve of a quadratic function
10
Distance from center to edge of circle
Down
1
Number greater than zero
2
Space between two intersecting lines
3
Amount of space an object occupies
5
Round shape with all points equidistant
7
Mathematical statement of equality