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15.01.2020 •
Mathematics
Wyatt has a $30 online gift card. he plans to buy as many books as he can. the cost of each book is $4. there is also a single shipping charge of $2. how many books can he buy without spending more than his gift card amount?
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Ответ:
4*pi, or 12.57 rounded to the nearest hundredth.
Step-by-step explanation: Circumference= pi*diameter. Diameter=2*radius. Radius=2, so diameter=4. 4*pi=12.57