Across
1
Proven mathematical statement
4
Result of multiplication
5
Collection of distinct elements
6
Amount of space an object occupies
7
Single numeral from 0 to 9
8
Split into equal parts
10
Exact correspondence on both sides
12
Divisible by two
Down
2
Space between two intersecting lines
3
Total distance around a shape
4
Number greater than zero
9
Difference between highest and lowest values
11
Line touching circle at one point
13
Mathematical rule or equation
14
Longest side of a right triangle