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anonymous

  • one year ago

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  1. anonymous
    • one year ago
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    |dw:1441301366402:dw| given that : line AB=8 line BD=9 line DE=13 line BC=X what is the value of X

  2. Nnesha
    • one year ago
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    hmm both triangles are similar so you can set teh proportion \[\huge\rm \frac{ height }{ base }=\frac{ height }{ base }\]

  3. anonymous
    • one year ago
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    soo 13/9=x/8

  4. Nnesha
    • one year ago
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    |dw:1441301759326:dw| AD is base of big triangle

  5. Nnesha
    • one year ago
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    AB+BD would be base of big triangle

  6. anonymous
    • one year ago
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    soo x/8=13/9

  7. Nnesha
    • one year ago
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    AB= ?? BD= ?? add both length that would be base

  8. anonymous
    • one year ago
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    im lost

  9. Nnesha
    • one year ago
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    \(\color{blue}{\text{Originally Posted by}}\) @jamesr given that : line AB=8 line BD=9 line DE=13 line BC=X what is the value of X \(\color{blue}{\text{End of Quote}}\) AB =what BD= what ?

  10. anonymous
    • one year ago
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    8 and 9

  11. Nnesha
    • one year ago
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    AD is length not jsut BD

  12. Nnesha
    • one year ago
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    yes right that would be base of big triangle AB+BD 8+9= base

  13. Nnesha
    • one year ago
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    so it's \[\frac{ 13 }{ 8+9}=\frac{ x }{ 8}\]

  14. anonymous
    • one year ago
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    104/17

  15. Nnesha
    • one year ago
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    yep

  16. Nnesha
    • one year ago
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    divide that

  17. anonymous
    • one year ago
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    6.117647059

  18. Nnesha
    • one year ago
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    looks good so x is what ?

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