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anonymous

  • one year ago

cilia cycles 4.2 km every morning. how many feet are in 4.2 km, given that 1 mile = 1.609 km and 1 mile = 5,280 feet?

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  1. anonymous
    • one year ago
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    Alright first you'd want to convert the 4.2 km to miles.

  2. anonymous
    • one year ago
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    4.2km/1.609km/mile=2.610 miles. Ok, so we know there are 2.610 miles in 4.2km

  3. anonymous
    • one year ago
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    Now since 1 mile=5,280 feet, you have to multiply 2.610 miles with 5280 feet

  4. anonymous
    • one year ago
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    13780.8 feet

  5. anonymous
    • one year ago
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    thats not one of the answer choices

  6. anonymous
    • one year ago
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    ok. type all of the possible choices.

  7. mathstudent55
    • one year ago
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    \(\large 4.2 ~km \times \dfrac{1~mile}{1.609~km} \times \dfrac{5280~ft}{1~mile} \)

  8. anonymous
    • one year ago
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    Good work @mathstudent55

  9. mathstudent55
    • one year ago
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    4.2 km = 13,782 ft

  10. mathstudent55
    • one year ago
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    @Robert136 Thanks, you too.

  11. anonymous
    • one year ago
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    13,782.47 22,176.00 35,681.18 44,352.00

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