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Anastasy [175]
3 years ago
8

Circles help!!!!!!!!!

Mathematics
2 answers:
Mrac [35]3 years ago
4 0
The\ circumference\ of\ the\ circle:C=2\pi r\\\\r=9in;\ \pi\approx3.14\\\\therefore\\\\C\approx2\cdot3.14\cdot9=\boxed{56.52\ in}\leftarrow\ \boxed{answer:\ \boxed{B}}
Andre45 [30]3 years ago
3 0
C = 2πr
C = 2(3.14)(9)
C = 6.28(9)
C = 56.52in
B. 56.52in
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