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anonymous

  • one year ago

A cylindrical well is 15 meters deep and has a diameter of 1.6 meters. Approximately how many cubic meters of soil were dug out to make the well? (Use π = 3.14.) a.30.14 cubic meters b.37.68 cubic meters c.120.57 cubic meters d.188.40 cubic meters

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  1. anonymous
    • one year ago
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    Remember the formula of volume, if diameter is 1.6, then the radius is the half =0.8 and now use the formula

  2. anonymous
    • one year ago
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    i would do 3.14 x 225 x1.6 right?

  3. triciaal
    • one year ago
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    rephrasing the question what is the volume of a cylinder with height 15 meters and diameter 1.6 meters use 3.14 for pi

  4. anonymous
    • one year ago
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    no, 1.6 is the diameter, you have to use the radius

  5. anonymous
    • one year ago
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    radius is half of diameter

  6. triciaal
    • one year ago
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    |dw:1439528529098:dw|

  7. triciaal
    • one year ago
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    @hannahhaugen can you substitute the numbers in the formula and compute?

  8. triciaal
    • one year ago
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    are you really here?

  9. triciaal
    • one year ago
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    guess not, bye

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