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anonymous

  • one year ago

what is the circumfrence of the circle beow in terms of pi ?

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  1. jim_thompson5910
    • one year ago
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    circumference = pi*(diameter) or circumference = 2*pi*(radius)

  2. jim_thompson5910
    • one year ago
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    since diameter = 2*(radius)

  3. anonymous
    • one year ago
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  4. anonymous
    • one year ago
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    does that help ?

  5. jim_thompson5910
    • one year ago
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    since you're given the radius, I'd use circumference = 2*pi*(radius)

  6. jim_thompson5910
    • one year ago
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    circumference = 2*pi*(radius) circumference = 2*pi*(2.2) circumference = ???

  7. anonymous
    • one year ago
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    so is it 4.4pi

  8. jim_thompson5910
    • one year ago
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    yes

  9. anonymous
    • one year ago
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    ok can you help me with more ?

  10. jim_thompson5910
    • one year ago
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    sure, one more

  11. anonymous
    • one year ago
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    i got 36

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  12. anonymous
    • one year ago
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    is that right?

  13. jim_thompson5910
    • one year ago
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    You are correct. Nice job.

  14. anonymous
    • one year ago
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    ok what about his one ?

  15. anonymous
    • one year ago
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  16. anonymous
    • one year ago
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    did i get that 1 right ?

  17. jim_thompson5910
    • one year ago
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    yes you did

  18. anonymous
    • one year ago
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    ok and i really need help with two more

  19. anonymous
    • one year ago
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    how do i do this one ?

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  20. jim_thompson5910
    • one year ago
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    area = pi*r^2

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spraguer (Moderator)
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