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Mathematics, 20.09.2019 11:50 ethanmatthews2336

This math question i really dont get..
a city park contains a cylindrical artificial pond that has a radius of 7.5 m. a 2 m concrete deck will be constructed around the pond. the concrete should be at least 15 cm thick. calculate the minimum volume of concrete required to construct the deck, to one decimal place. draw a diagram.

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This math question i really dont get..
a city park contains a cylindrical artificial pond that...
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