Across
1
Line touching circle at one point
4
Distance from center to edge of circle
5
Amount of space an object occupies
6
Power to which a number is raised
10
Part of a line with two endpoints
11
System of ordered marks for measuring
13
Space between two intersecting lines
Down
2
Split into equal parts
3
Parts per hundred
7
Divisible by two
8
Rectangular array of numbers
9
Part of a circle's circumference
12
Number that divides evenly into another