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pychu [463]
3 years ago
5

Please help me please help me

Mathematics
1 answer:
Pachacha [2.7K]3 years ago
3 0

Answer:

C=66, C=25 1/7

Step-by-step explanation:

i

C=pi(d)

C=22/7*21

C=66

ii

C=pi(d)

C=22/7*16

C=25 1/7

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