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anonymous

  • one year ago

check all that apply: If cos theta = 15/17 then: a. tan theta = 8/15 b. csc theta = 17/15 c. sin theta = 15/8 d. sec theta = 17/815

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  1. anonymous
    • one year ago
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    help plz

  2. anonymous
    • one year ago
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    did you draw a triangle?

  3. anonymous
    • one year ago
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    i tried that but forgot how to get the csc

  4. anonymous
    • one year ago
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    ill try again for now

  5. anonymous
    • one year ago
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    ok. can you draw it on here so I can see it?

  6. anonymous
    • one year ago
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    |dw:1433109805038:dw|

  7. anonymous
    • one year ago
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    thats cos

  8. anonymous
    • one year ago
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    ok. so now you have to use a²+b²=c² to find the 3rd side

  9. anonymous
    • one year ago
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    i get 8 for the other side

  10. anonymous
    • one year ago
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    yes. so these are the formulas tan Θ = opposite/adjacent cot Θ = adjacent/opposite sin Θ = opposite/hypotenuse csc Θ = hypotenuse/opposite cos Θ = adjacent/hypotenuse sec Θ = hypotenuse/adjacent

  11. anonymous
    • one year ago
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    a.

  12. anonymous
    • one year ago
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    ok so the answers would just be A and D

  13. anonymous
    • one year ago
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    oops sec is just supposed to be 17/15

  14. anonymous
    • one year ago
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    then yes, A & D

  15. anonymous
    • one year ago
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    cool thanks 4 ur help... i dont get very much help on this site... most people just sit here veiwing

  16. anonymous
    • one year ago
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    you're welcome

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