Across
1
Single numeral from 0 to 9
4
Longest side of a right triangle
7
Visual representation of data
8
Collection of distinct elements
9
Sum divided by count
Down
2
Round shape with all points equidistant
3
Number with digits after a point
5
Result of raising a number to an exponent
6
Repeated addition
10
Number divisible only by 1 and itself
11
Result of multiplication
12
Split into equal parts