Across
1
Mathematical statement of equality
5
Result of addition
6
Visual representation of data
7
Lines that never intersect
12
Part of a whole number
Down
2
Longest side of a right triangle
3
Single numeral from 0 to 9
4
Reference line in a graph
7
Result of raising a number to an exponent
8
Difference between highest and lowest values
9
Sum divided by count
10
Three-sided polygon
11
System of ordered marks for measuring