sayrafranco
sayrafranco
16-01-2018
Mathematics
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Circumference of a hula hoop
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Аноним
Аноним
16-01-2018
The average diameter of an adult hula hoop is 40 in, so the circumference of the hula hoop is 40 x 3.14 = 126 in. The average size of a child's hula hoop is 20 in making the circumference about 28 x 3.14 = 88 in.
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