Across
1
Total distance around a shape
5
Result of addition
6
Part of a line with two endpoints
7
Number with digits after a point
8
Space between two intersecting lines
Down
2
Value that does not change
3
Reference line in a graph
4
Repeated addition
9
Number divisible only by 1 and itself
10
Distance from center to edge of circle
11
U-shaped curve of a quadratic function