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32. B
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33. C
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34. K = 2 x 22/7 x 14
K = 88
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35. K = 176
2 x 22/7 x r = 176
r = 176/2 x 7/22
r = 28
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36. K = 157
πd= 157
d = 157/3,14
d = 50