Across
1
Rectangle with four equal sides
3
Line segment connecting two circle points
5
Distance from center to edge of circle
6
Mathematical statement of equality
8
Line crossing from corner to corner
11
Result of addition
Down
1
Collection of distinct elements
2
Split into equal parts
4
System of ordered marks for measuring
7
Middle value in an ordered dataset
9
Number with digits after a point
10
The number representing nothing
12
Visual representation of data
13
U-shaped curve of a quadratic function
14
Reference line in a graph