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anonymous

  • one year ago

CAN SOMEONE PLEASE HELP ME!!?? IT WOULD BE A BIG FAVOR

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  1. anonymous
    • one year ago
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    ummmm

  2. anonymous
    • one year ago
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    Line IJ has an equation of a line y=-3x-8. Which of the following could be an equation for a line that is parallel to line IJ? A. y=3x+7 B. Y=1/3x+7 C. Y=-3x+7 D. Y=-1/3x+7

  3. anonymous
    • one year ago
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    srry i suck at linear algebra

  4. anonymous
    • one year ago
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    @pooja195 @Vocaloid

  5. anonymous
    • one year ago
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    Thanks anyway

  6. Vocaloid
    • one year ago
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    parallel means that the slope is the same y = mx + b, where m is the slope if y=-3x-8, what is m?

  7. anonymous
    • one year ago
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    Wouldn't M be -3?

  8. Vocaloid
    • one year ago
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    yup, now look at the answer choices and find another equation where m = -3

  9. anonymous
    • one year ago
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    Ok so it's C?

  10. Vocaloid
    • one year ago
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    excellent work, you got it ~

  11. anonymous
    • one year ago
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    Thanks!! Do you think you can help me with another one?

  12. Vocaloid
    • one year ago
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    sure

  13. anonymous
    • one year ago
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    Find the perimeter of the shape below:

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  14. anonymous
    • one year ago
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    17.6 21.4 26.7 32.9

  15. Vocaloid
    • one year ago
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    are you familiar with the pythagorean theorem?

  16. Vocaloid
    • one year ago
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    a^2 + b^2 = c^2 does this equation look familiar?

  17. anonymous
    • one year ago
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    No, not really but I know that perimeter you have to add all sides up

  18. anonymous
    • one year ago
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    A little bit.

  19. Vocaloid
    • one year ago
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    alright, so in order to find the length of each side, we'll use that equation let me draw the graph out to make this a bit easier

  20. anonymous
    • one year ago
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    Ok

  21. Vocaloid
    • one year ago
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    |dw:1435087088021:dw|

  22. Vocaloid
    • one year ago
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    |dw:1435087161806:dw|

  23. Vocaloid
    • one year ago
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    alright, let's start off by finding the length of AB the pythagorean theorem tells us that AB^2 = 1^2+4^2, so what is AB?

  24. anonymous
    • one year ago
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    Would it be 17?

  25. Vocaloid
    • one year ago
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    not quite AB^2 = 17, right? so what is AB?

  26. anonymous
    • one year ago
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    Haha I typed that in on my calculator and got 17

  27. Vocaloid
    • one year ago
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    AB^2 = 17 so AB = square root of AB^2 = square root of 17

  28. anonymous
    • one year ago
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    I'm not really sure.

  29. Vocaloid
    • one year ago
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    AB = square root of 17

  30. anonymous
    • one year ago
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    4??

  31. anonymous
    • one year ago
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    4.123105626??

  32. Vocaloid
    • one year ago
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    right, we'll round to 4.1 for now

  33. anonymous
    • one year ago
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    the answer is C due to the fact they have the same slope

  34. anonymous
    • one year ago
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    Ok

  35. Vocaloid
    • one year ago
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    C was the answer for the first question BUT we're working on another question right now

  36. anonymous
    • one year ago
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    That's what I thought but how do u get C in trying to learn

  37. Vocaloid
    • one year ago
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    C was the answer for the FIRST question, we're working on a DIFFERENT question right now...

  38. anonymous
    • one year ago
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    Ok so we round up to 4.1 then what?

  39. Vocaloid
    • one year ago
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    anyway, back to the question, we found AB, right? now we need to find BC

  40. Vocaloid
    • one year ago
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    |dw:1435087575549:dw|

  41. anonymous
    • one year ago
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    Ok so we do the same thing right?

  42. Vocaloid
    • one year ago
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    yes! do you think you can try to find BC now?

  43. anonymous
    • one year ago
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    I got 2

  44. Vocaloid
    • one year ago
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    not quite... BC^2 = 2^2 + 2^2 BC = square root of BC^2

  45. anonymous
    • one year ago
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    2.8?

  46. Vocaloid
    • one year ago
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    yup! ok, let's move on to the next part, CD

  47. anonymous
    • one year ago
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    Well I got 8 but the square root of 8 is like 2.8237432

  48. Vocaloid
    • one year ago
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    |dw:1435087800899:dw|

  49. anonymous
    • one year ago
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    Ok would CD be 7?

  50. Vocaloid
    • one year ago
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    no, please do what we did before...

  51. Vocaloid
    • one year ago
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    CD^2 = 7^2 + 2^2

  52. anonymous
    • one year ago
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    I'm not sure about CD? Sorry

  53. Vocaloid
    • one year ago
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    it's the same process we've been doing CD^2 = 7^2 + 2^2 CD = square root of CD^2

  54. anonymous
    • one year ago
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    Would it be 7.2

  55. anonymous
    • one year ago
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    Now we just add all the numbers we got together

  56. Vocaloid
    • one year ago
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    we're not done yet, we still have one more side left... AD...

  57. Vocaloid
    • one year ago
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    |dw:1435088068612:dw|

  58. anonymous
    • one year ago
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    Oh haha ok

  59. Vocaloid
    • one year ago
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    once you find AD, THEN add up all the sides together and pick the closest answer (it might be a little off because of rounding)

  60. anonymous
    • one year ago
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    Ok umm 6?

  61. Vocaloid
    • one year ago
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    no, please repeat the same process we've been doing...

  62. Vocaloid
    • one year ago
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    AD^2 = 6^2 + 4^2

  63. anonymous
    • one year ago
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    7.1

  64. Vocaloid
    • one year ago
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    alright, now add everything together and pick the closest response

  65. anonymous
    • one year ago
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    Ok I got 21.1 so the closest one would be 21.4?

  66. Vocaloid
    • one year ago
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    yup! the reason why our answer doesn't match up exactly is because we rounded a bit

  67. anonymous
    • one year ago
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    THANK YOU SO MUCH!! If I had a bunch of medals I would give them to you

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