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anonymous

  • one year ago

The circle shown below has AB and BC as its tangents: AB and BC are two tangents to a circle which intersect outside the circle at a point B. If the measure of arc AC is 130°, what is the measure of angle ABC?

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  1. anonymous
    • one year ago
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    55 degrees 50 degrees 60 degrees 65 degrees

  2. anonymous
    • one year ago
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    Yes that is the photo that comes with it, I just couldn't attach it. My computer sucks.

  3. triciaal
    • one year ago
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    |dw:1439935854206:dw|

  4. triciaal
    • one year ago
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    the angle at the center is twice the angle where the tangents meet

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