Across
1
Symbol representing unknown value
4
Number greater than zero
5
Longest side of a right triangle
10
Lines that never intersect
Down
2
Distance from center to edge of circle
3
Visual representation of data
4
Closed shape with straight sides
6
U-shaped curve of a quadratic function
7
Power to which a number is raised
8
Rectangle with four equal sides
9
Number with digits after a point
11
Corner point of a polygon