Across
1
Result of raising a number to an exponent
3
Result of multiplication
4
Distance from center to edge of circle
7
Sum divided by count
8
Round shape with all points equidistant
9
Parts per hundred
10
Corner point of a polygon
11
Symbol representing unknown value
Down
1
Number greater than zero
2
Number less than zero
5
The number representing nothing
6
Mathematical rule or equation
12
U-shaped curve of a quadratic function