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helpmeplz311

  • 2 years ago

Please. Help. I truly do not understand. My assignment: http://fotos.fotoflexer.com/e35202bc5d3c01a65b83e6b92ecb48e4.jpg

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  1. helpmeplz311
    • 2 years ago
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    My assignment: http://fotos.fotoflexer.com/e35202bc5d3c01a65b83e6b92ecb48e4.jpg

  2. helpmeplz311
    • 2 years ago
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    Please.

  3. helpmeplz311
    • 2 years ago
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    I beg of you.

  4. AriPotta
    • 2 years ago
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    which ones do you need help on?

  5. helpmeplz311
    • 2 years ago
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    um, all of them except number one on page b

  6. AriPotta
    • 2 years ago
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    do you know the formula for the area of a square?

  7. helpmeplz311
    • 2 years ago
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    no,i dont remember

  8. AriPotta
    • 2 years ago
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    l x w = a, remember? but for a square, since the length and width are equal, you can just say s^2 = a

  9. helpmeplz311
    • 2 years ago
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    Ohhh.

  10. helpmeplz311
    • 2 years ago
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    yes. i was wondering however about the problems at the top of page b

  11. AriPotta
    • 2 years ago
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    oooh i misread what you said. sorry, i'm tired

  12. helpmeplz311
    • 2 years ago
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    its alright

  13. helpmeplz311
    • 2 years ago
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    tnx for taking a look

  14. AriPotta
    • 2 years ago
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  15. AriPotta
    • 2 years ago
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    so 7^2 + 2^2 = ?

  16. helpmeplz311
    • 2 years ago
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    is that no one on page b?

  17. AriPotta
    • 2 years ago
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    yea. number 1, page b

  18. helpmeplz311
    • 2 years ago
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    thanks:)

  19. AriPotta
    • 2 years ago
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    do you know what the answer is? or what you think the answer is?

  20. helpmeplz311
    • 2 years ago
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    yup,7.2

  21. helpmeplz311
    • 2 years ago
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    about

  22. AriPotta
    • 2 years ago
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    ehh, i'd put 7.3 unless your teacher asked you not to round?

  23. helpmeplz311
    • 2 years ago
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    well, i am allowed to use a calc, and it said 7.2......

  24. AriPotta
    • 2 years ago
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    7.2801..., that's why i said 7.3, but put 7.2 if you want :)

  25. helpmeplz311
    • 2 years ago
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    ill put 7.3:)

  26. helpmeplz311
    • 2 years ago
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    ok, another one i need urgent help on

  27. helpmeplz311
    • 2 years ago
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    number two on page b

  28. AriPotta
    • 2 years ago
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    mmk, which one is that?

  29. helpmeplz311
    • 2 years ago
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    and then, number two on page a., plus number three on page a

  30. helpmeplz311
    • 2 years ago
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    my most urgent four.

  31. AriPotta
    • 2 years ago
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    4 on a?

  32. helpmeplz311
    • 2 years ago
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    yes

  33. helpmeplz311
    • 2 years ago
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    i mean two and three on a

  34. AriPotta
    • 2 years ago
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    wait, so you don't need help on 4?

  35. helpmeplz311
    • 2 years ago
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    technically,all of them i need help on, but im doing four today and waking upmearly tomorrow to do the others

  36. helpmeplz311
    • 2 years ago
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    unless you fel kind enough to help memonthem all

  37. helpmeplz311
    • 2 years ago
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    but i doubt it

  38. helpmeplz311
    • 2 years ago
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    since ur tired

  39. AriPotta
    • 2 years ago
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    we're doign the same thing as the other one i posted

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  40. AriPotta
    • 2 years ago
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    doing*

  41. helpmeplz311
    • 2 years ago
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    whic one is that?

  42. AriPotta
    • 2 years ago
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    that's number 4 on page a

  43. AriPotta
    • 2 years ago
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    so 13^2 + 12^2 = ?

  44. helpmeplz311
    • 2 years ago
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    well, 11.48 144

  45. helpmeplz311
    • 2 years ago
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    155.48?

  46. AriPotta
    • 2 years ago
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    remember Pythagorean theorem... a^2 + b^2 = c^2 so 13^2 + 12^2 = c^2 169 + 144 = c^2

  47. helpmeplz311
    • 2 years ago
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    oh

  48. AriPotta
    • 2 years ago
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    313 = c^2, so what does c equal?

  49. helpmeplz311
    • 2 years ago
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    are a and b aleeady squared?

  50. helpmeplz311
    • 2 years ago
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    o square 313

  51. AriPotta
    • 2 years ago
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    right, so what's the square of 313?

  52. helpmeplz311
    • 2 years ago
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    9769

  53. helpmeplz311
    • 2 years ago
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    from google cqlculator

  54. AriPotta
    • 2 years ago
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    i meant square root, sorry

  55. helpmeplz311
    • 2 years ago
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    o

  56. helpmeplz311
    • 2 years ago
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    i entered '313^2' into the search engine

  57. AriPotta
    • 2 years ago
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    yea, i know what you did, but this is what you need to do: \[\sqrt{313}\]

  58. helpmeplz311
    • 2 years ago
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    ohhh duh. *hits own face*

  59. helpmeplz311
    • 2 years ago
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    17.69

  60. AriPotta
    • 2 years ago
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    yup

  61. helpmeplz311
    • 2 years ago
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    yay:) *writes*

  62. helpmeplz311
    • 2 years ago
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    thatd be which 1?

  63. AriPotta
    • 2 years ago
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    that was 4 on page a

  64. helpmeplz311
    • 2 years ago
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    tnx,and http://assets.openstudy.com/updates/attachments/5088ba01e4b0524190915d7e-aripotta-1351139613752-capture4.png ?

  65. AriPotta
    • 2 years ago
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    that was what you used to get the answer to number 4

  66. helpmeplz311
    • 2 years ago
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    Ari, srry, im having trouble with number 2

  67. helpmeplz311
    • 2 years ago
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    o

  68. AriPotta
    • 2 years ago
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    ok

  69. helpmeplz311
    • 2 years ago
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    tnx:)

  70. AriPotta
    • 2 years ago
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  71. helpmeplz311
    • 2 years ago
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    Ari, the one you just hlped me on, was that the one withbthencoordinate points listed or the one about george?

  72. AriPotta
    • 2 years ago
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    so the hypotenuse is 17...do you see how i got the the lenght of the one leg?

  73. helpmeplz311
    • 2 years ago
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    and tnx

  74. AriPotta
    • 2 years ago
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    with the coordinates listed

  75. helpmeplz311
    • 2 years ago
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    tnx,let me look at ur most recent snapshot

  76. helpmeplz311
    • 2 years ago
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    ok.mcan you explain what x is?

  77. AriPotta
    • 2 years ago
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    yea, i was just asking you if you knew how i got 15 for the length of the one side? because if you know this, you can basically do any question similar to this

  78. helpmeplz311
    • 2 years ago
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    oh.no. how?

  79. AriPotta
    • 2 years ago
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    did you notice how the area of that square was 225? how can we find the side length of a square?

  80. helpmeplz311
    • 2 years ago
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    sq root oof area

  81. AriPotta
    • 2 years ago
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    yep, and that's how we got 15, does that make sense?

  82. helpmeplz311
    • 2 years ago
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    15

  83. helpmeplz311
    • 2 years ago
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    yes,ma'am

  84. AriPotta
    • 2 years ago
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    so if we know the hypotenuse is 17, and a leg is 15...how can we go about finding the other leg length?

  85. helpmeplz311
    • 2 years ago
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    15+x=17?

  86. AriPotta
    • 2 years ago
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    what's the Pythagorean theorem?

  87. helpmeplz311
    • 2 years ago
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    a^2+b^2=c^2

  88. helpmeplz311
    • 2 years ago
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    15^2+b^2=17^2?

  89. AriPotta
    • 2 years ago
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    yep

  90. helpmeplz311
    • 2 years ago
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    yay so i solve?

  91. AriPotta
    • 2 years ago
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    if you know how to. show me what you think you do

  92. helpmeplz311
    • 2 years ago
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    3.8-4.1

  93. AriPotta
    • 2 years ago
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    you're doing the square root again!

  94. helpmeplz311
    • 2 years ago
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    ii mean the other way around

  95. AriPotta
    • 2 years ago
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    don't! lol

  96. helpmeplz311
    • 2 years ago
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    srry :s im addicted to sqnroots i think

  97. helpmeplz311
    • 2 years ago
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    lol

  98. helpmeplz311
    • 2 years ago
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    er,sobhow then?

  99. AriPotta
    • 2 years ago
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    what's 15^2?

  100. helpmeplz311
    • 2 years ago
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    oooh 225

  101. AriPotta
    • 2 years ago
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    and what's 17^2?

  102. helpmeplz311
    • 2 years ago
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    289

  103. AriPotta
    • 2 years ago
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    right, so 225 + b^2 = 289. what do we do now?

  104. helpmeplz311
    • 2 years ago
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    subtract

  105. helpmeplz311
    • 2 years ago
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    289-225

  106. helpmeplz311
    • 2 years ago
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    =64

  107. AriPotta
    • 2 years ago
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    so b^2 = 64...what does b equal?

  108. helpmeplz311
    • 2 years ago
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    8

  109. AriPotta
    • 2 years ago
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    yep

  110. helpmeplz311
    • 2 years ago
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    :0 lol all that for 8

  111. AriPotta
    • 2 years ago
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    yea lol

  112. helpmeplz311
    • 2 years ago
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    tnx:)

  113. helpmeplz311
    • 2 years ago
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    ok, so one more

  114. helpmeplz311
    • 2 years ago
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    the one after this one

  115. AriPotta
    • 2 years ago
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    3 on page a?

  116. helpmeplz311
    • 2 years ago
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    yes

  117. AriPotta
    • 2 years ago
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    i think all you have to do for that is \[\sqrt{89}\]

  118. helpmeplz311
    • 2 years ago
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    it has answer choices

  119. AriPotta
    • 2 years ago
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    i know, what's the square root of 89?

  120. helpmeplz311
    • 2 years ago
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    9.43

  121. AriPotta
    • 2 years ago
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    9.43 matches which answer choice...?

  122. helpmeplz311
    • 2 years ago
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    d:0

  123. AriPotta
    • 2 years ago
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    yup

  124. helpmeplz311
    • 2 years ago
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    one more and tnx so much!

  125. AriPotta
    • 2 years ago
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    argh i thought that was our last one lol

  126. helpmeplz311
    • 2 years ago
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    plz explain what to do on number two

  127. AriPotta
    • 2 years ago
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    2 on page a?

  128. AriPotta
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    i thought we already did that one?

  129. helpmeplz311
    • 2 years ago
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    yes

  130. helpmeplz311
    • 2 years ago
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    rlly?

  131. helpmeplz311
    • 2 years ago
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    i lostmtrack,whatnwasn it?

  132. AriPotta
    • 2 years ago
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    i believe it was 8, remember?

  133. helpmeplz311
    • 2 years ago
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    u knw which one im talking about?

  134. AriPotta
    • 2 years ago
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    yea...2 on page a? we already did it?

  135. helpmeplz311
    • 2 years ago
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    i lost track. k then,tnx so much!!!

  136. AriPotta
    • 2 years ago
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    that's it then?

  137. helpmeplz311
    • 2 years ago
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    not rlly, but i suppose thats all i mcan get help on,so...

  138. AriPotta
    • 2 years ago
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    wll, you should be able to do it by yourself now. how about you try to do one by yourself, and i'll check

  139. AriPotta
    • 2 years ago
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    well*

  140. helpmeplz311
    • 2 years ago
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    which one

  141. AriPotta
    • 2 years ago
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    whichever one we didn't do already and that you feel comfortable doing

  142. helpmeplz311
    • 2 years ago
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    umm..let me c

  143. helpmeplz311
    • 2 years ago
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    6 pg b

  144. helpmeplz311
    • 2 years ago
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    doing it...

  145. AriPotta
    • 2 years ago
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    "as the crow flies" i have no idea what that means lol

  146. AriPotta
    • 2 years ago
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    oh wait! that's the hypotenuse!

  147. helpmeplz311
    • 2 years ago
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    same:0

  148. AriPotta
    • 2 years ago
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    the hypotenuse is your answer

  149. helpmeplz311
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    oh

  150. helpmeplz311
    • 2 years ago
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    explain plz?

  151. AriPotta
    • 2 years ago
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    well crows can fly over water and stuff. we'd have to walk around it. so "as the crow flies" is through the water or whatever, so it's the hypotenuse

  152. helpmeplz311
    • 2 years ago
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    ok.tnx the kms i just draw on the plane?

  153. helpmeplz311
    • 2 years ago
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    him going south then east?

  154. AriPotta
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    south is down, east is right

  155. helpmeplz311
    • 2 years ago
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    ok,so i draw that and thats it?

  156. AriPotta
    • 2 years ago
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    the hypotenuse, c, is the answer

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  157. helpmeplz311
    • 2 years ago
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    thank u! im done!!!!!

  158. helpmeplz311
    • 2 years ago
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    i wish i could givenu an infinitenamount of medals! im writing a testimonial 2!

  159. AriPotta
    • 2 years ago
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    aw c: thanks

  160. helpmeplz311
    • 2 years ago
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    u deserve that n more!

  161. helpmeplz311
    • 2 years ago
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    *tears of joy flood house*

  162. helpmeplz311
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    Im doing that first thing tomorrow!

  163. AriPotta
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  164. helpmeplz311
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    i will of couse!

  165. AriPotta
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    good luck on your other questions :)

  166. helpmeplz311
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    rlly! tnx

  167. helpmeplz311
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    wt #?

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spraguer (Moderator)
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