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katlin95

help!!! please? Find the perimeter of the kite below, round to the nearest hundredth A. 38.8 cm B. 26 cm C. 80 cm D. 19.4 cm

  • one year ago
  • one year ago

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  1. katlin95
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    • one year ago
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  2. hartnn
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    u know pythagoras theorem ?

    • one year ago
  3. katlin95
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    yes a little bit, but not much?

    • one year ago
  4. hartnn
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    in triangle QYZ, can you apply pythagoras theorem and find side YZ ?

    • one year ago
  5. katlin95
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    alright I got 26 as an answer is that right?

    • one year ago
  6. hartnn
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    nopes, 26 as perimeter or YZ=26 ? anyways both are incorrect. show your work , how u got 26 ?

    • one year ago
  7. hartnn
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    |dw:1356337389904:dw|

    • one year ago
  8. hartnn
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    ^pythagoras theorem.

    • one year ago
  9. katlin95
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    okay I got 169 takeing 5^2+12^2 ad i got 169 now what?

    • one year ago
  10. hartnn
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    thats correct, but thats c^2 =169 so, \(c=\sqrt{169}=..?\)

    • one year ago
  11. katlin95
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    13!

    • one year ago
  12. hartnn
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    yes, good! now apply pythagoras in triangle XQY and find XY=...?

    • one year ago
  13. katlin95
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    i dont get what you mean, could u apply a problem for me to solve?

    • one year ago
  14. hartnn
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    i'll draw that triangle....

    • one year ago
  15. katlin95
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    ok

    • one year ago
  16. hartnn
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    |dw:1356337770524:dw|

    • one year ago
  17. hartnn
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    now can u find XY =.. ?

    • one year ago
  18. katlin95
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    yup hold o

    • one year ago
  19. katlin95
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    where x and wheres y?

    • one year ago
  20. hartnn
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    |dw:1356338023630:dw|

    • one year ago
  21. hartnn
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    its the same thing u did earlier, put a=4, b=5, find c

    • one year ago
  22. hartnn
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    \(c^2=4^2+5^2 \\c=...?\)

    • one year ago
  23. katlin95
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    wouldnt it be ?A

    • one year ago
  24. hartnn
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    how ?

    • one year ago
  25. katlin95
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    6.4+6.4+13+13=38.8, because were fiding the perimeter

    • one year ago
  26. hartnn
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    thats correct! good work :)

    • one year ago
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