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mckenzieandjesus

  • one year ago

In triangle DEF, DF = 16 and M<F=26. Find FE to the nearest tenth. I will draw a diagram in the comments.

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  1. mckenzieandjesus
    • one year ago
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    |dw:1435091935278:dw|

  2. mckenzieandjesus
    • one year ago
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    @Ahmad-nedal

  3. mckenzieandjesus
    • one year ago
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    @pooja195

  4. mckenzieandjesus
    • one year ago
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    @LegendarySadist

  5. mckenzieandjesus
    • one year ago
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    @Aureyliant

  6. anonymous
    • one year ago
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    Oh I'm not sure, sorry.. I don't want to mislead you. Perhaps @misty1212 can help?

  7. mckenzieandjesus
    • one year ago
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    thats ok and ok

  8. anonymous
    • one year ago
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    Wheres M^F lol

  9. mckenzieandjesus
    • one year ago
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    theres no m on the picture but thats the question

  10. anonymous
    • one year ago
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    On the graph I mean

  11. anonymous
    • one year ago
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    Hmm I don't understand what does the symbol stands for, it seems similar to what we did however

  12. mckenzieandjesus
    • one year ago
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    not sure and it is similar

  13. dan815
    • one year ago
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    do you know your soh cah toa

  14. mckenzieandjesus
    • one year ago
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    i dont think so..

  15. dan815
    • one year ago
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    okay that is the one thing you have to remember for all right angle triangles

  16. mckenzieandjesus
    • one year ago
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    oh..

  17. dan815
    • one year ago
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    |dw:1435093123265:dw|

  18. dan815
    • one year ago
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    we can use cos Cos angle =adjscent/hypotenuse the adj side is what we have to find the hyp is 16

  19. mckenzieandjesus
    • one year ago
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    ok

  20. dan815
    • one year ago
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    cos (26deg) =x/16 can you do the rest

  21. mckenzieandjesus
    • one year ago
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    im not sure how id figure x out.. or how i would type it in my calculator to find it.

  22. dan815
    • one year ago
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    ok so first type cos26 in calc, make sure its in degrees mode

  23. mckenzieandjesus
    • one year ago
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    ok

  24. dan815
    • one year ago
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    cos (26deg) =x/16 from this equation we know that cos26 is 1/16th of x, the side we wwant, so we multiply cos 26 by 16

  25. dan815
    • one year ago
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    16*cos(26) = x

  26. mckenzieandjesus
    • one year ago
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    i got 14.6 and thats what i have marked for my answer already so am i right?

  27. dan815
    • one year ago
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    yeh that looks about right

  28. mckenzieandjesus
    • one year ago
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    ok cool, thank you!

  29. dan815
    • one year ago
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    welcome :)

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