Across
1
Number divisible only by 1 and itself
3
Line touching circle at one point
4
Line segment connecting two circle points
5
Number less than zero
6
Math using letters for unknown values
7
Difference between highest and lowest values
Down
1
U-shaped curve of a quadratic function
2
Space between two intersecting lines
8
Comparison of two quantities
9
Amount of space an object occupies
10
Line crossing from corner to corner