Across
1
Distance from center to edge of circle
3
Number that divides evenly into another
6
Closed shape with straight sides
7
Line crossing from corner to corner
8
Number less than zero
9
Sum divided by count
11
Total distance around a shape
Down
1
Comparison of two quantities
2
Three-sided polygon
4
Longest side of a right triangle
5
Rectangle with four equal sides
10
Steepness of a line