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March 26, 2017

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The Grand Canyon

The time t (in seconds)that it takes for an object to fall a distance of s feet is given by the formula

t= radical symbol s/4

In some places, The Grand Canyon is one mile (5,280 feet) deep. How long would it take a stone dropped over the edge of the canyon to hit bottom?

please help

  • math - ,

    do you have a calculator?
    find (√5280)/4

    other option, just enter 5280^.5/4 into Google.

  • math - ,

    i got

    (5 280^.5) / 4 = 18.1659021

    it the answer be 18 seconds?

  • math - ,

    i got
    (5 280^.5) / 4 = 18.1659021

    is 18 seconds the answer?

    thanks

  • math - ,

    (5 280^.5) / 4 = 18.1659021

  • math - ,

    i got 18.1659021

    is 18 sec. the answer?

  • lavdokfbm mxth - ,

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