Across
1
Line crossing from corner to corner
4
Number divisible only by 1 and itself
6
Number less than zero
7
Steepness of a line
9
Math using letters for unknown values
12
Exact correspondence on both sides
Down
1
Single numeral from 0 to 9
2
Visual representation of data
3
Mathematical statement of equality
4
Result of raising a number to an exponent
5
Distance from center to edge of circle
8
Divisible by two
10
Part of a whole number
11
Number with digits after a point