Across
1
Amount of space an object occupies
4
Part of a line with two endpoints
5
Middle value in an ordered dataset
6
Number less than zero
8
Part of a circle's circumference
9
Exact correspondence on both sides
11
Line segment connecting two circle points
12
Line crossing from corner to corner
13
Value that does not change
Down
2
Result of raising a number to an exponent
3
Split into equal parts
7
Lines that never intersect
9
System of ordered marks for measuring
10
Result of multiplication