Across
1
Rectangle with four equal sides
4
Lines that never intersect
5
Number with digits after a point
8
Divisible by two
9
Difference between highest and lowest values
11
Number greater than zero
14
Result of multiplication
Down
1
System of ordered marks for measuring
2
Space between two intersecting lines
3
Middle value in an ordered dataset
6
Total distance around a shape
7
Amount of space an object occupies
10
Repeated addition
12
Power to which a number is raised
13
Math using letters for unknown values