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anonymous

  • one year ago

Find the area of the circle. Round your answer to two decimal places.

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  1. anonymous
    • one year ago
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  2. anonymous
    • one year ago
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    9.85×10-3

  3. Nnesha
    • one year ago
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    \[\huge\rm A=\pi \times r^2\]

  4. anonymous
    • one year ago
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    i kniow the formula just need my answer check'

  5. anonymous
    • one year ago
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    heres what i got ion google 9.85×10-3

  6. Nnesha
    • one year ago
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    what is 9.85 ?

  7. anonymous
    • one year ago
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    idk i got that on googgle

  8. Nnesha
    • one year ago
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    try again plz. what did you put that 'n the calculator ?

  9. LynFran
    • one year ago
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    using a calculate u will get 0.00985 now u can round that to 2dp

  10. anonymous
    • one year ago
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    alright im poo at geometry just me how to do the problem pls'

  11. Nnesha
    • one year ago
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    okay you can use calculator do you know what is the radius ?

  12. anonymous
    • one year ago
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    0.056?

  13. Nnesha
    • one year ago
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    yes right so \[\pi \times (0.056)^2\] what's what you should put into the calculator :=)

  14. anonymous
    • one year ago
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    the radius x 2

  15. anonymous
    • one year ago
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    so i get 0.112

  16. Nnesha
    • one year ago
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    hmm that's not right https://www.google.com/search?q=google&oq=google+&aqs=chrome..69i57j69i60l3j0j69i60.1110j0j9&sourceid=chrome&es_sm=93&ie=UTF-8#q=google+calculator use this one

  17. anonymous
    • one year ago
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    i got the same thing

  18. LynFran
    • one year ago
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    u cant time the radius by 2...u have to square it...or 0.056* 0.056

  19. LynFran
    • one year ago
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    (0.056 time 0.056 )

  20. anonymous
    • one year ago
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    okayyy

  21. Nnesha
    • one year ago
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    if you re using calculator http://prntscr.com/88otf3 should b look like this

  22. anonymous
    • one year ago
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    0.003136

  23. Nnesha
    • one year ago
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    no,....

  24. anonymous
    • one year ago
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    ohhh my bad i just times it by its self

  25. Nnesha
    • one year ago
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    it's okay try again :=)

  26. LynFran
    • one year ago
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    but 0.056*0.056 = 0.003136 (thats the radius squared) now we have to multiply that to pie

  27. LynFran
    • one year ago
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    ??

  28. LynFran
    • one year ago
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    yes 0.003136*3.142

  29. anonymous
    • one year ago
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    0.0098

  30. anonymous
    • one year ago
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    is that it

  31. anonymous
    • one year ago
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    the final answer and then i have to round two decimal points

  32. LynFran
    • one year ago
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  33. LynFran
    • one year ago
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    yes we round that to 2 decimal point

  34. anonymous
    • one year ago
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    so our answer would be?

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