Across
1
Closed shape with straight sides
5
U-shaped curve of a quadratic function
6
Steepness of a line
8
Number greater than zero
9
Proven mathematical statement
10
Comparison of two quantities
13
Line segment connecting two circle points
14
Power to which a number is raised
Down
2
Number that divides evenly into another
3
Exact correspondence on both sides
4
Line touching circle at one point
5
Number divisible only by 1 and itself
7
System of ordered marks for measuring
11
Part of a whole number
12
Single numeral from 0 to 9