Across
1
Line touching circle at one point
4
Symbol representing unknown value
6
Part of a whole number
7
Middle value in an ordered dataset
10
Comparison of two quantities
Down
2
Longest side of a right triangle
3
Rectangle with four equal sides
5
Space between two intersecting lines
6
Number that divides evenly into another
8
Single numeral from 0 to 9
9
Line crossing from corner to corner
11
Result of raising a number to an exponent
12
U-shaped curve of a quadratic function