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help123please.

  • 3 years ago

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  1. help123please.
    • 3 years ago
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  2. Mimi_x3
    • 3 years ago
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    Do you want to learn how to do it, first?

  3. help123please.
    • 3 years ago
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    Please.

  4. Mimi_x3
    • 3 years ago
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    Okay|dw:1361360853770:dw|

  5. Mimi_x3
    • 3 years ago
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    Ok, so first we need to find the length of CE Using Pythagorus theorem, are you able to do it?

  6. help123please.
    • 3 years ago
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    let me try.

  7. help123please.
    • 3 years ago
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    that is a leg, so, a^2+300^2=350^2

  8. help123please.
    • 3 years ago
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    ?

  9. Mimi_x3
    • 3 years ago
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    |dw:1361361036981:dw|

  10. Mimi_x3
    • 3 years ago
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    Correct, so far.

  11. help123please.
    • 3 years ago
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    Okay; let me solve. One moment,

  12. help123please.
    • 3 years ago
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    18.278?

  13. Mimi_x3
    • 3 years ago
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    I dont have a calculator with me but if you did sqrt(350^2-300^2), it should be right.

  14. help123please.
    • 3 years ago
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    for that, i got 180.27756377319946

  15. Mimi_x3
    • 3 years ago
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    That should be reasonable for the length of that.

  16. help123please.
    • 3 years ago
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    Oh. Ok.

  17. Mimi_x3
    • 3 years ago
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    |dw:1361361384973:dw|

  18. help123please.
    • 3 years ago
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    Okay.

  19. help123please.
    • 3 years ago
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    So you subtract and do not add?

  20. help123please.
    • 3 years ago
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    o wait nvm.

  21. help123please.
    • 3 years ago
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    k, let me write 180 down.

  22. help123please.
    • 3 years ago
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    ok.

  23. help123please.
    • 3 years ago
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    Now CN and EA

  24. Mimi_x3
    • 3 years ago
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    now, i dont get how we can find EA; since EN is not given. :/ Let me think.

  25. help123please.
    • 3 years ago
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    Ok.

  26. help123please.
    • 3 years ago
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    Hmmmm.

  27. help123please.
    • 3 years ago
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    I think it is 300.

  28. Mimi_x3
    • 3 years ago
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    how :/

  29. help123please.
    • 3 years ago
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    I did \[\frac{ 180 }{ x } = \frac{ 300 }{ 500 }\]

  30. Mimi_x3
    • 3 years ago
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    similarities?

  31. help123please.
    • 3 years ago
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    Proportions,yes; since 180 (ce) is the same side of the triangle as CN.

  32. Mimi_x3
    • 3 years ago
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    |dw:1361361750840:dw| Yeah

  33. help123please.
    • 3 years ago
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    You got the same thing too?

  34. help123please.
    • 3 years ago
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    ok, let me solve.

  35. help123please.
    • 3 years ago
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    I got 300 again.

  36. help123please.
    • 3 years ago
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    \[\frac{ 350 }{ x } =\frac{ 300 }{ 500 }\]

  37. Mimi_x3
    • 3 years ago
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    wait sorry!

  38. help123please.
    • 3 years ago
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    What about my other reply?

  39. help123please.
    • 3 years ago
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    the one above yours ^

  40. Mimi_x3
    • 3 years ago
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    your one: http://www.wolframalpha.com/input/?i=%28350%29%2F%28x%29%3D%28300%29%2F%28500%29

  41. help123please.
    • 3 years ago
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    does that make sense?

  42. Mimi_x3
    • 3 years ago
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    my one: http://www.wolframalpha.com/input/?i=x%2F350%3D500%2F300

  43. Mimi_x3
    • 3 years ago
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    So both ways got the right answer. YOu should check your algebra.

  44. help123please.
    • 3 years ago
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    Okay. So it was 350/x = 300/500 or x/350=500/300 ?

  45. Mimi_x3
    • 3 years ago
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    yeah!

  46. Mimi_x3
    • 3 years ago
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    same thing.

  47. help123please.
    • 3 years ago
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    you just chose to do the large figure first.

  48. help123please.
    • 3 years ago
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    Okay. thanks!

  49. Mimi_x3
    • 3 years ago
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    :)

  50. help123please.
    • 3 years ago
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    mimi

  51. help123please.
    • 3 years ago
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    so i write 583.333333333333 as my answer?

  52. help123please.
    • 3 years ago
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    @Mimi_x3

  53. Mimi_x3
    • 3 years ago
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    its whole number thats a decimal form :P

  54. Mimi_x3
    • 3 years ago
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    it says*

  55. help123please.
    • 3 years ago
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    oh. right. so 583.

  56. help123please.
    • 3 years ago
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    LOL. Thanks!

  57. help123please.
    • 3 years ago
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    I have one other math question; mind If I tag you?

  58. Mimi_x3
    • 3 years ago
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    :)

  59. Mimi_x3
    • 3 years ago
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    sure

  60. help123please.
    • 3 years ago
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    thanks. just one more!

  61. help123please.
    • 3 years ago
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    let me post it.

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