Across
1
Repeated addition
2
Total distance around a shape
5
Part of a circle's circumference
6
Lines that never intersect
8
Line segment connecting two circle points
10
Proven mathematical statement
Down
1
Middle value in an ordered dataset
2
U-shaped curve of a quadratic function
3
Distance from center to edge of circle
4
Amount of space an object occupies
7
Longest side of a right triangle
9
Round shape with all points equidistant