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anonymous

  • one year ago

Find a rational number and an irrational number that is between 7.7 and 7.9. Include the decimal approxdimation of the irrational number to the nearest hundredth.

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  1. welshfella
    • one year ago
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    the rational number could be 7.8

  2. anonymous
    • one year ago
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    I cant figure out the irrational number

  3. welshfella
    • one year ago
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    7.7^2 = 59.29 7.9^2 = 62.41 an irrational number would be square root of a number between these 2 - say sqrt 61

  4. welshfella
    • one year ago
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    = 7.81 to nearest 1/100

  5. freckles
    • one year ago
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    well pi is approx 3.14 what can you add to 3.1 to get 7.7 well 7.7-3.1=4.6 so another way to pick a irrational number between the given numbers is to say pi+4.6

  6. SolomonZelman
    • one year ago
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    I saw this same question today, and I proposed the exact same exampoles of rat. and irat. numbers:D

  7. SolomonZelman
    • one year ago
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    welshfella you shouldn't cheat of me;O

  8. welshfella
    • one year ago
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    pure coincidence - honest

  9. welshfella
    • one year ago
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    you know the saying - Great minds think alike!

  10. SolomonZelman
    • one year ago
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    :D

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