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Zara

S = 2*pi*d*sqrt(d^2+h^2) rearrange to make h the subject

  • one year ago
  • one year ago

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  1. estudier
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    Square everything first...

    • one year ago
  2. Zara
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    would I not divide everything by 2*pi*d first?

    • one year ago
  3. estudier
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    Ok, do that first...

    • one year ago
  4. Zara
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    S/(2*pi*d)=sqrt(d^2+h^2)

    • one year ago
  5. estudier
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    Square everything...

    • one year ago
  6. Zara
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    (S/(2*pi*d))^2=d^2+h^2

    • one year ago
  7. estudier
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    Subtract d^2 and then square root...

    • one year ago
  8. Zara
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    (S/(2*pi*d))^2-d^2=h^2 h=sqrt((S/(2*pi*d))^2-d^2)

    • one year ago
  9. estudier
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    Good enough?

    • one year ago
  10. Zara
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    So is this my answer:

    • one year ago
  11. Zara
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    Thank you very much! :)

    • one year ago
  12. estudier
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    yw:-)

    • one year ago
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