Across
1
Rectangle with four equal sides
4
Comparison of two quantities
5
Divisible by two
8
Result of raising a number to an exponent
9
Line touching circle at one point
11
Space between two intersecting lines
Down
1
System of ordered marks for measuring
2
Visual representation of data
3
Lines that never intersect
6
Number less than zero
7
Collection of distinct elements
10
Repeated addition