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anonymous

  • one year ago

Fan & Medal Calculate the m CLA , given m AC = 170° and m AKC = 190°. 90° 40° 20° 10° http://static.k12.com/eli/bb/817/-1/0/2_36869_44974/-1/5c45df68fdad740c9f94d22ea5f92dd60c7a03f7/media/8629bd6835f4b15b6e8e10437bb1d797e08f95d1/mediaasset_651841_1.jpg

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  1. anonymous
    • one year ago
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    @freckles @speartonion @Afrodiddle

  2. DanJS
    • one year ago
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    i forget the name of the property, but when you have two tangents to the circle intersecting, the angle between them is half the difference between the larger arc and the smaller arc angles

  3. DanJS
    • one year ago
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    so, CLA = (1/2)*(AKC - AC)

  4. DanJS
    • one year ago
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    Number 5 here for reference... http://www.regentsprep.org/Regents/math/geometry/GP15/CircleAngles.htm

  5. anonymous
    • one year ago
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    so cla=10

  6. DanJS
    • one year ago
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    yes

  7. DanJS
    • one year ago
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    the drawing is not accurate...

  8. DanJS
    • one year ago
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    |dw:1438743267287:dw|

  9. DanJS
    • one year ago
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    With those arcs, it is more like that

  10. anonymous
    • one year ago
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    okay thank you !

  11. DanJS
    • one year ago
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    welcome

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