Answer:
B
Step-by-step explanation:
4*18 = 72
sqr root of 72 is about 8.485
Choice B comes out to be 8.485(rounded)
The diameter is 5.72958
(in order to find the diameter use the equation d= C/pi )
Here you go, enjoy.
1. 8,8
2. 5,4
3. 4,4
Answer: n =8
0.286
12/7 x 1/6
