Across
1
Mathematical rule or equation
5
Divisible by two
6
Round shape with all points equidistant
8
Line touching circle at one point
11
Longest side of a right triangle
Down
2
Comparison of two quantities
3
Distance from center to edge of circle
4
Proven mathematical statement
7
Difference between highest and lowest values
9
Amount of space an object occupies
10
Rectangular array of numbers