nobodyimportant2 nobodyimportant2

06-02-2018
Mathematics

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A round manhole cover has a diameter of 3ft. It weighs 9.2lb per square foot. To the nearest pound, how much does the manhole cover weigh?

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bethanyf0218 bethanyf0218

06-02-2018

(9.2*3.14*(3^2))/4=64.998 which would round to about 65 pounds

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