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HannaaLovee

AC is tangent to circle O at A. If mBY=24 , what is m<YAC? (The figure is not drawn to scale.) A. 132 B. 48 C. 78 D. 156

  • one year ago
  • one year ago

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  1. HannaaLovee
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    • one year ago
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  2. HannaaLovee
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    btw this is what the top part should look like..

    • one year ago
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  3. yrelhan4
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    http://openstudy.com/study#/updates/5012b237e4b0fa24672f73b7 this may help you!

    • one year ago
  4. HannaaLovee
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    thank you ! :)

    • one year ago
  5. HannaaLovee
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    i looked at it , but its a bit confusing though.

    • one year ago
  6. HannaaLovee
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    well after looking at the other problem , that eliminates A and D so its between B and C

    • one year ago
  7. RadEn
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    so, which one is the true

    • one year ago
  8. HannaaLovee
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    im not sure i got 66 when i did what they said so i ave no clue now

    • one year ago
  9. HannaaLovee
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    *have

    • one year ago
  10. HannaaLovee
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    i believe it is answer choice B

    • one year ago
  11. RadEn
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    like they said, u have to find the measure of m<YAB first.... then use complement angles property

    • one year ago
  12. RadEn
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    what's m<YAB ?

    • one year ago
  13. HannaaLovee
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    they never did mention anything about YAB only BAC , BAY and YAC

    • one year ago
  14. HannaaLovee
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    nevermind blonde moment its 24?

    • one year ago
  15. RadEn
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    1/2 * 24 = ...

    • one year ago
  16. HannaaLovee
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    okay,12

    • one year ago
  17. RadEn
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    good, now m<YAB+m<YAC=90 degrees (complementary angels) 12 + m<YAC = 90 m<YAC = ...

    • one year ago
  18. HannaaLovee
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    ahh.. 78 :)

    • one year ago
  19. RadEn
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    yeah... :)

    • one year ago
  20. HannaaLovee
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    and thanks again as always , lol :)

    • one year ago
  21. RadEn
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    welcome

    • one year ago
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