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anonymous

  • 4 years ago

HELP PLEASE HELP PLEASE HELP PLEASE URGENTLY Find the distance between each pair of parallel lines. y = 3x y = 3x + 10 I DON'T KNOW WHERE TO START. Please I beg, help or I'll be on the edge of dropping out of school

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  1. saifoo.khan
    • 4 years ago
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    I dont think u will be dropped now, since u have joined Openstudy! :D

  2. saifoo.khan
    • 4 years ago
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    Alright, so where are u stuck? Do u know how to graph them?

  3. anonymous
    • 4 years ago
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    no

  4. anonymous
    • 4 years ago
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    i have no idea where to even start

  5. saifoo.khan
    • 4 years ago
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    Well, okay. So let me graph the fine y=3x first.|dw:1328654808387:dw|

  6. karatechopper
    • 4 years ago
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    did you know my bro is smart? man is soooooo smart!! he rox the house!

  7. anonymous
    • 4 years ago
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    ok...

  8. saifoo.khan
    • 4 years ago
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    Now let me draw the line y= 3x +10 |dw:1328654980379:dw|

  9. saifoo.khan
    • 4 years ago
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    Now, combine them: |dw:1328655032021:dw|

  10. saifoo.khan
    • 4 years ago
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    What difference can u spot?

  11. anonymous
    • 4 years ago
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    one has 10 and the other one doesn't?

  12. amistre64
    • 4 years ago
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    strat by finding a perp lineto cross them

  13. anonymous
    • 4 years ago
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    Both of them?

  14. amistre64
    • 4 years ago
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    |dw:1328655157091:dw|

  15. saifoo.khan
    • 4 years ago
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    Amistre boss is here. :D It's like u called 911 for help.

  16. anonymous
    • 4 years ago
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    so y = -1/3x

  17. amistre64
    • 4 years ago
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    yep; now find where it crosses at to establish 2 points

  18. amistre64
    • 4 years ago
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    (0,0) is one point

  19. anonymous
    • 4 years ago
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    crosses where?

  20. amistre64
    • 4 years ago
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    the parallel lines ...

  21. amistre64
    • 4 years ago
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    y = -1/3 x y = 3x -1/3 x = 3x when x = ?

  22. amistre64
    • 4 years ago
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    y = -1/3 x y = 3x + 10 -1/3 x = 3x+ 10 when x = ?

  23. anonymous
    • 4 years ago
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    is -3,1 a point?

  24. amistre64
    • 4 years ago
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    maybe, lets see :) -1/3 * -3 = 1 -9 + 10 = 1 looks good to me

  25. amistre64
    • 4 years ago
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    so the distance between 0,0 and -3,1 is?

  26. anonymous
    • 4 years ago
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    |dw:1328655377248:dw|

  27. anonymous
    • 4 years ago
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    is that right??

  28. anonymous
    • 4 years ago
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    square root of 37?

  29. amistre64
    • 4 years ago
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    i think you got alittle to excited on that one

  30. amistre64
    • 4 years ago
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    (-3,1) ^2 = 9, 1 9+1 = 10 sqrt(10)

  31. anonymous
    • 4 years ago
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    oops

  32. anonymous
    • 4 years ago
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    ok, but i think i understand now. Thanks

  33. amistre64
    • 4 years ago
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    yay!! :)

  34. saifoo.khan
    • 4 years ago
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    That's the reason i say to people, Please dont sleep in class. ;)

  35. amistre64
    • 4 years ago
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    i always sleep in class lol

  36. saifoo.khan
    • 4 years ago
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    Haha.

  37. anonymous
    • 4 years ago
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    May you check this? y = x + 3 y = x -1 the answer is the square root of 8?

  38. saifoo.khan
    • 4 years ago
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    Try posting this on left with @Amistre.. He will check it. :0

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