Sides of a Polygon

Discussion in 'Algebra' started by nycmathguy, Jan 5, 2022.

  1. nycmathguy

    nycmathguy

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    How is 110 done?

    Screenshot_20220104-234821_Samsung Notes.jpg
     
    nycmathguy, Jan 5, 2022
    #1
  2. nycmathguy

    Country Boy

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    Solve the equations (1/2)n(n- 3)= (1/2)(n^2- 3n)= 65 and (1/2)n(n- 1)= (1/2)(n^2- 3n)= 80.

    Such polygons exist only if n is a positive integer.
     
    Country Boy, Jan 5, 2022
    #2
  3. nycmathguy

    nycmathguy

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    I'll get to this on my days off.
     
    nycmathguy, Jan 6, 2022
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