Across
1
Split into equal parts
4
Proven mathematical statement
5
Amount of space an object occupies
6
Result of raising a number to an exponent
7
Closed shape with straight sides
8
Symbol representing unknown value
10
Difference between highest and lowest values
Down
2
Mathematical statement of equality
3
Sum divided by count
6
Result of multiplication
9
Single numeral from 0 to 9
11
Distance from center to edge of circle
12
Round shape with all points equidistant
13
Rectangular array of numbers