A company needs to create a concrete foundation 5 ft deep measuring 56 ft by 28 ft, outside dimensions, with walls 7 in. thick. How many cubic yards of concrete will they need?

Elementary Geometry For College Students, 7e
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Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
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Chapter8: Areas Of Polygons And Circles
Section8.4: Cicumference And Area Of A Cicle
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It says the correct answer is 17.9 cubic yards of concrete are needed to create the foundation

A company needs to create a concrete foundation 5 ft deep measuring 56 ft by 28 ft, outside dimensions, with walls
7 in. thick. How many cubic yards of concrete will they need?
cubic yards of concrete are needed to create the foundation.
(Type an integer or decimal rounded to the nearest tenth as needed.)
56'
7"
28'
Transcribed Image Text:A company needs to create a concrete foundation 5 ft deep measuring 56 ft by 28 ft, outside dimensions, with walls 7 in. thick. How many cubic yards of concrete will they need? cubic yards of concrete are needed to create the foundation. (Type an integer or decimal rounded to the nearest tenth as needed.) 56' 7" 28'
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