Across
1
Divisible by two
4
Line touching circle at one point
5
U-shaped curve of a quadratic function
6
Rectangle with four equal sides
7
Number greater than zero
9
Line segment connecting two circle points
10
Mathematical rule or equation
11
Part of a whole number
12
Line crossing from corner to corner
13
Three-sided polygon
Down
2
Lines that never intersect
3
Total distance around a shape
8
System of ordered marks for measuring
10
Number that divides evenly into another
14
Longest side of a right triangle