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dexar [7]
3 years ago
10

I need help fast please

Mathematics
1 answer:
const2013 [10]3 years ago
8 0

Answer:

do 2πr=C the diameter is 18 so radius is half of d. so radius is 9. Plug it into you calculator as 2π8 or 2(3.14)(8)

Step-by-step explanation:

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