Across
1
Result of multiplication
5
Difference between highest and lowest values
7
Three-sided polygon
8
Rectangular array of numbers
9
Longest side of a right triangle
11
Line segment connecting two circle points
13
Repeated addition
15
Total distance around a shape
Down
2
Number that divides evenly into another
3
Split into equal parts
4
Round shape with all points equidistant
6
Line touching circle at one point
10
Lines that never intersect
12
Amount of space an object occupies
14
Number with digits after a point