part of the circle
what is the line that doesn't touch the center
chord
18/6
3
50000+60000
110000
500-200
300
900÷1
900
what is the perimeter around a circle called
circumference
27/8
3 3/8
20+70
90
600-700
-100
0÷1000000000000000000000
0
a line that ends when it HITS the center
(half of the diameter)
radius
12/3
4
90+90
180
43-100
57
50÷10
5
goes THROUGH the center and touches both ends of the circle
diameter
21/7
3
200+200
400
twenty plus ninety
110
6000÷6
1000
what is the magic number for Pi
3.14
50/10
5
1m+1m
2m
60+140
200
90÷7
12.85714