Answer:
1) 39.6474
2) 46.8741
3) 89.5382
4) 55.4417
5) 99.1744
6) 181.598
7) 8.076
8) 71.0826
11) 73.423
12) 78.573
13) 91.9519
14) 23.3715
15) 42.9531
16) 0.2386
17) 86.6819
18) 20.9584
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ik bro sorry I didn't get back to you in a little bit and then I'll
Approximantly 20
Step-by-step explanation:
Circumference = pi times diameter
63/pi = diameter
Answer: 20.0535228