Across
1
Line crossing from corner to corner
4
Line segment connecting two circle points
5
Single numeral from 0 to 9
7
Space between two intersecting lines
9
Proven mathematical statement
11
System of ordered marks for measuring
12
Part of a whole number
14
Visual representation of data
Down
2
Steepness of a line
3
Total distance around a shape
6
Number with digits after a point
8
Split into equal parts
10
Rectangle with four equal sides
13
Longest side of a right triangle