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12 August, 10:56

A feeding trough is made by hollowing out half a log. the trough is shaped like a 1/2 of cylinder. it is 5 feet long and has an interior diameter of 1.5 feet. what is the volume of oats that will fill the trough?

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  1. 12 August, 12:46
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    V = ¹/₂πr²h

    V = ¹/₂ (3.14) (0.75) ² (5)

    V = ¹/₂ (3.14) (0.5625) (5)

    V = ¹/₂ (3.14) (2.8125)

    V = ¹/₂ (8.83125)

    V = 4.415625 ft³
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