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anonymous

  • one year ago

I figured out everything except for the length of c!

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  1. anonymous
    • one year ago
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  2. hartnn
    • one year ago
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    how did you calculate c ?

  3. anonymous
    • one year ago
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    so I set up sin30=3/c, then multiplied 3*sin30.. since sin of 30=1/2, i multiplied 3*1/2

  4. hartnn
    • one year ago
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    |dw:1443983437926:dw|

  5. hartnn
    • one year ago
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    3/ sin 30 = 3/ (1/2) = 3*2 ....

  6. anonymous
    • one year ago
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    so you just set up the proportion the opposite way?

  7. hartnn
    • one year ago
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    if x = y/z then xz = y and z = y/x

  8. hartnn
    • one year ago
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    sin 30 = 3/c c * sin 30 = 3 c = 3/sin 30

  9. anonymous
    • one year ago
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    ohhhh ok :) that makes sense

  10. hartnn
    • one year ago
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    so whats the value of c ?

  11. anonymous
    • one year ago
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    6

  12. hartnn
    • one year ago
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    \(\huge \checkmark \)

  13. anonymous
    • one year ago
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    merci ^.^

  14. hartnn
    • one year ago
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    Bienvenue ^.^

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spraguer (Moderator)
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