Across
1
Lines that never intersect
6
Comparison of two quantities
7
Visual representation of data
9
Number greater than zero
10
Result of addition
Down
2
Steepness of a line
3
Mathematical rule or equation
4
Space between two intersecting lines
5
The number representing nothing
8
Collection of distinct elements
11
Mathematical statement of equality
12
Three-sided polygon
13
Exact correspondence on both sides
14
Result of raising a number to an exponent
15
Number less than zero