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Math Help - Circle Geometry :(

  1. #1
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    Exclamation Circle Geometry :(



    RN is a tangent to the circle. Angle TNR = 50 degrees, angle NLM = x degrees. Calculate the value of x.

    Could someone please help me in this question? I don't know how to start.
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  2. #2
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    Do you know the "Alternate Segment Theorem"?
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  3. #3
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    Yes...but I can't seem to figure out how it would help?!?
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  4. #4
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    Which angle would it be useful to know in order to find x (bearing in mind A.S.T.)
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  5. #5
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    angle KNR?
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  6. #6
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    Which is the same as ...
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  7. #7
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    ... angle KLN
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