Across
1
Distance from center to edge of circle
2
Round shape with all points equidistant
3
Line crossing from corner to corner
4
Middle value in an ordered dataset
5
U-shaped curve of a quadratic function
8
Math using letters for unknown values
9
Total distance around a shape
10
Proven mathematical statement
Down
2
Value that does not change
3
Number with digits after a point
5
Number greater than zero
6
Steepness of a line
7
Symbol representing unknown value
8
Space between two intersecting lines